113139798 has 8 divisors (see below), whose sum is σ = 226279608. Its totient is φ = 37713264.

The previous prime is 113139791. The next prime is 113139799. The reversal of 113139798 is 897931311.

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

113139798 is an admirable number.

It is a super-2 number, since 2×113139798² = 25601227782961608, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113139791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9428311 + ... + 9428322.

It is an arithmetic number, because the mean of its divisors is an integer number (28284951).

Almost surely, 2^113139798 is an apocalyptic number.

113139798 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

113139798 is a wasteful number, since it uses less digits than its factorization.

113139798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18856638.

The product of its digits is 40824, while the sum is 42.

The square root of 113139798 is about 10636.7193250551. The cubic root of 113139798 is about 483.6581009786.

The spelling of 113139798 in words is "one hundred thirteen million, one hundred thirty-nine thousand, seven hundred ninety-eight".