113159212 has 24 divisors (see below), whose sum is σ = 210974400. Its totient is φ = 52952976.

The previous prime is 113159201. The next prime is 113159239. The reversal of 113159212 is 212951311.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2662 + ... + 15277.

It is an arithmetic number, because the mean of its divisors is an integer number (8790600).

Almost surely, 2^113159212 is an apocalyptic number.

It is an amenable number.

113159212 is a deficient number, since it is larger than the sum of its proper divisors (97815188).

113159212 is a wasteful number, since it uses less digits than its factorization.

113159212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18045 (or 18043 counting only the distinct ones).

The product of its digits is 540, while the sum is 25.

The square root of 113159212 is about 10637.6318793235. The cubic root of 113159212 is about 483.6857635150.

The spelling of 113159212 in words is "one hundred thirteen million, one hundred fifty-nine thousand, two hundred twelve".