112156457 has 8 divisors (see below), whose sum is σ = 128245056. Its totient is φ = 96084432.

The previous prime is 112156433. The next prime is 112156477. The reversal of 112156457 is 754651211.

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

It is a cyclic number.

It is not a de Polignac number, because 112156457 - 2⁶ = 112156393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112156477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18983 + ... + 24179.

It is an arithmetic number, because the mean of its divisors is an integer number (16030632).

Almost surely, 2^112156457 is an apocalyptic number.

It is an amenable number.

112156457 is a deficient number, since it is larger than the sum of its proper divisors (16088599).

112156457 is an equidigital number, since it uses as much as digits as its factorization.

112156457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8287.

The product of its digits is 8400, while the sum is 32.

The square root of 112156457 is about 10590.3945629991. The cubic root of 112156457 is about 482.2528029404.

The spelling of 112156457 in words is "one hundred twelve million, one hundred fifty-six thousand, four hundred fifty-seven".