113772345 has 16 divisors (see below), whose sum is σ = 182172672. Its totient is φ = 60632960.

The previous prime is 113772331. The next prime is 113772353. The reversal of 113772345 is 543277311.

It is not a de Polignac number, because 113772345 - 2¹¹ = 113770297 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29869 + ... + 33461.

It is an arithmetic number, because the mean of its divisors is an integer number (11385792).

Almost surely, 2^113772345 is an apocalyptic number.

113772345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113772345 is a deficient number, since it is larger than the sum of its proper divisors (68400327).

113772345 is a wasteful number, since it uses less digits than its factorization.

113772345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5712.

The product of its digits is 17640, while the sum is 33.

The square root of 113772345 is about 10666.4120021683. The cubic root of 113772345 is about 484.5577787895.

The spelling of 113772345 in words is "one hundred thirteen million, seven hundred seventy-two thousand, three hundred forty-five".