1013452200 has 144 divisors (see below), whose sum is σ = 3495726780. Its totient is φ = 262932480.

The previous prime is 1013452199. The next prime is 1013452207. The reversal of 1013452200 is 22543101.

1013452200 is a `hidden beast` number, since 1 + 0 + 13 + 452 + 200 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 778075236 + 235376964 = 27894^2 + 15342^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1013452207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 58992 + ... + 74208.

Almost surely, 2^1013452200 is an apocalyptic number.

1013452200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1013452200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1747863390).

1013452200 is an abundant number, since it is smaller than the sum of its proper divisors (2482274580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1013452200 is a wasteful number, since it uses less digits than its factorization.

1013452200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15276 (or 15264 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1013452200 is about 31834.7640167161. The cubic root of 1013452200 is about 1004.4641087458.

Adding to 1013452200 its reverse (22543101), we get a palindrome (1035995301).

Subtracting from 1013452200 its reverse (22543101), we obtain a palindrome (990909099).

The spelling of 1013452200 in words is "one billion, thirteen million, four hundred fifty-two thousand, two hundred".