112139965 has 8 divisors (see below), whose sum is σ = 153792000. Its totient is φ = 76895952.

The previous prime is 112139953. The next prime is 112139969. The reversal of 112139965 is 569931211.

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 112139965 - 2¹⁷ = 112008893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112139969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1601965 + ... + 1602034.

It is an arithmetic number, because the mean of its divisors is an integer number (19224000).

Almost surely, 2^112139965 is an apocalyptic number.

It is an amenable number.

112139965 is a deficient number, since it is larger than the sum of its proper divisors (41652035).

112139965 is an equidigital number, since it uses as much as digits as its factorization.

112139965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3204011.

The product of its digits is 14580, while the sum is 37.

The square root of 112139965 is about 10589.6159042715. The cubic root of 112139965 is about 482.2291642268.

The spelling of 112139965 in words is "one hundred twelve million, one hundred thirty-nine thousand, nine hundred sixty-five".