113871028 has 12 divisors (see below), whose sum is σ = 209762560. Its totient is φ = 53938872.

The previous prime is 113871013. The next prime is 113871067. The reversal of 113871028 is 820178311.

It is a happy number.

It is a super-2 number, since 2×113871028² = 25933222035553568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 749076 + ... + 749227.

Almost surely, 2^113871028 is an apocalyptic number.

It is an amenable number.

113871028 is a deficient number, since it is larger than the sum of its proper divisors (95891532).

113871028 is a wasteful number, since it uses less digits than its factorization.

113871028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1498326 (or 1498324 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 31.

The square root of 113871028 is about 10671.0368755806. The cubic root of 113871028 is about 484.6978356627.

The spelling of 113871028 in words is "one hundred thirteen million, eight hundred seventy-one thousand, twenty-eight".