1105252450 has 24 divisors (see below), whose sum is σ = 2176698852. Its totient is φ = 416094720.

The previous prime is 1105252441. The next prime is 1105252451. The reversal of 1105252450 is 542525011.

It can be written as a sum of positive squares in 6 ways, for example, as 875153889 + 230098561 = 29583^2 + 15169^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (1105252451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 649299 + ... + 650998.

Almost surely, 2^1105252450 is an apocalyptic number.

1105252450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1105252450 is a deficient number, since it is larger than the sum of its proper divisors (1071446402).

1105252450 is a wasteful number, since it uses less digits than its factorization.

1105252450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300326 (or 1300321 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 1105252450 is about 33245.3372670515. The cubic root of 1105252450 is about 1033.9205374500.

Adding to 1105252450 its reverse (542525011), we get a palindrome (1647777461).

The spelling of 1105252450 in words is "one billion, one hundred five million, two hundred fifty-two thousand, four hundred fifty".