112155516 has 60 divisors (see below), whose sum is σ = 319861080. Its totient is φ = 33985440.

The previous prime is 112155503. The next prime is 112155517. The reversal of 112155516 is 615551211.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 112155516.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112155517) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12171 + ... + 19298.

It is an arithmetic number, because the mean of its divisors is an integer number (5331018).

Almost surely, 2^112155516 is an apocalyptic number.

It is an amenable number.

112155516 is an abundant number, since it is smaller than the sum of its proper divisors (207705564).

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

112155516 is a wasteful number, since it uses less digits than its factorization.

112155516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31496 (or 31485 counting only the distinct ones).

The product of its digits is 1500, while the sum is 27.

The square root of 112155516 is about 10590.3501358548. The cubic root of 112155516 is about 482.2514542258.

The spelling of 112155516 in words is "one hundred twelve million, one hundred fifty-five thousand, five hundred sixteen".