1245481110 has 160 divisors (see below), whose sum is σ = 3488424192. Its totient is φ = 318504960.

The previous prime is 1245481109. The next prime is 1245481117. The reversal of 1245481110 is 111845421.

It is a happy number.

1245481110 is a `hidden beast` number, since 1 + 2 + 4 + 548 + 1 + 110 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245481117) 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 79 ways as a sum of consecutive naturals, for example, 4846102 + ... + 4846358.

Almost surely, 2^1245481110 is an apocalyptic number.

1245481110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1245481110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1744212096).

1245481110 is an abundant number, since it is smaller than the sum of its proper divisors (2242943082).

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

1245481110 is a wasteful number, since it uses less digits than its factorization.

1245481110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500 (or 491 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 27.

The square root of 1245481110 is about 35291.3744419228. The cubic root of 1245481110 is about 1075.9176905064.

The spelling of 1245481110 in words is "one billion, two hundred forty-five million, four hundred eighty-one thousand, one hundred ten".