113571445 has 32 divisors (see below), whose sum is σ = 152893440. Its totient is φ = 80421120.

The previous prime is 113571439. The next prime is 113571457. The reversal of 113571445 is 544175311.

It is not a de Polignac number, because 113571445 - 2¹¹ = 113569397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 316176 + ... + 316534.

It is an arithmetic number, because the mean of its divisors is an integer number (4777920).

Almost surely, 2^113571445 is an apocalyptic number.

It is an amenable number.

113571445 is a deficient number, since it is larger than the sum of its proper divisors (39321995).

113571445 is a wasteful number, since it uses less digits than its factorization.

113571445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565.

The product of its digits is 8400, while the sum is 31.

The square root of 113571445 is about 10656.9904288218. The cubic root of 113571445 is about 484.2723989136.

The spelling of 113571445 in words is "one hundred thirteen million, five hundred seventy-one thousand, four hundred forty-five".