112161501 has 24 divisors (see below), whose sum is σ = 173000256. Its totient is φ = 69854400.

The previous prime is 112161487. The next prime is 112161523. The reversal of 112161501 is 105161211.

It is a happy number.

112161501 is a `hidden beast` number, since 1 + 1 + 2 + 161 + 501 = 666.

It is not a de Polignac number, because 112161501 - 2⁶ = 112161437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112161571) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2601 + ... + 15201.

It is an arithmetic number, because the mean of its divisors is an integer number (7208344).

Almost surely, 2^112161501 is an apocalyptic number.

It is an amenable number.

112161501 is a deficient number, since it is larger than the sum of its proper divisors (60838755).

112161501 is a wasteful number, since it uses less digits than its factorization.

112161501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12673 (or 12670 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 18.

The square root of 112161501 is about 10590.6327006464. The cubic root of 112161501 is about 482.2600322661.

The spelling of 112161501 in words is "one hundred twelve million, one hundred sixty-one thousand, five hundred one".