113572101 has 8 divisors (see below), whose sum is σ = 159399520. Its totient is φ = 71729712.

The previous prime is 113572093. The next prime is 113572117. The reversal of 113572101 is 101275311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113572101 - 2³ = 113572093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113572141) 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 7 ways as a sum of consecutive naturals, for example, 996190 + ... + 996303.

It is an arithmetic number, because the mean of its divisors is an integer number (19924940).

Almost surely, 2^113572101 is an apocalyptic number.

It is an amenable number.

113572101 is a deficient number, since it is larger than the sum of its proper divisors (45827419).

113572101 is a wasteful number, since it uses less digits than its factorization.

113572101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1992515.

The product of its (nonzero) digits is 210, while the sum is 21.

The square root of 113572101 is about 10657.0212066975. The cubic root of 113572101 is about 484.2733313137.

The spelling of 113572101 in words is "one hundred thirteen million, five hundred seventy-two thousand, one hundred one".