113571045 has 32 divisors (see below), whose sum is σ = 230749440. Its totient is φ = 51917760.

The previous prime is 113571023. The next prime is 113571049. The reversal of 113571045 is 540175311.

It is not a de Polignac number, because 113571045 - 2⁸ = 113570789 is a prime.

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 (113571049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59146 + ... + 61035.

It is an arithmetic number, because the mean of its divisors is an integer number (7210920).

Almost surely, 2^113571045 is an apocalyptic number.

113571045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113571045 is an abundant number, since it is smaller than the sum of its proper divisors (117178395).

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

113571045 is a wasteful number, since it uses less digits than its factorization.

113571045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120202 (or 120196 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 113571045 is about 10656.9716617808. The cubic root of 113571045 is about 484.2718303752.

The spelling of 113571045 in words is "one hundred thirteen million, five hundred seventy-one thousand, forty-five".