113012540 has 12 divisors (see below), whose sum is σ = 237326376. Its totient is φ = 45205008.

The previous prime is 113012539. The next prime is 113012573. The reversal of 113012540 is 45210311.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2825294 + ... + 2825333.

It is an arithmetic number, because the mean of its divisors is an integer number (19777198).

Almost surely, 2^113012540 is an apocalyptic number.

113012540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113012540 is an abundant number, since it is smaller than the sum of its proper divisors (124313836).

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

113012540 is a wasteful number, since it uses less digits than its factorization.

113012540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5650636 (or 5650634 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 113012540 is about 10630.7356283561. The cubic root of 113012540 is about 483.4766957473.

Adding to 113012540 its reverse (45210311), we get a palindrome (158222851).

The spelling of 113012540 in words is "one hundred thirteen million, twelve thousand, five hundred forty".