112772731 has 2 divisors, whose sum is σ = 112772732. Its totient is φ = 112772730.

The previous prime is 112772729. The next prime is 112772741. The reversal of 112772731 is 137277211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112772731 - 2¹ = 112772729 is a prime.

It is a super-2 number, since 2×112772731² = 25435377714396722, which contains 22 as substring.

Together with 112772729, it forms a pair of twin primes.

It is equal to p_6452842 and since 112772731 and 6452842 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 112772693 and 112772702.

It is not a weakly prime, because it can be changed into another prime (112772741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56386365 + 56386366.

It is an arithmetic number, because the mean of its divisors is an integer number (56386366).

Almost surely, 2^112772731 is an apocalyptic number.

112772731 is a deficient number, since it is larger than the sum of its proper divisors (1).

112772731 is an equidigital number, since it uses as much as digits as its factorization.

112772731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4116, while the sum is 31.

The square root of 112772731 is about 10619.4505978417. The cubic root of 112772731 is about 483.1344795408.

The spelling of 112772731 in words is "one hundred twelve million, seven hundred seventy-two thousand, seven hundred thirty-one".