112776431 has 2 divisors, whose sum is σ = 112776432. Its totient is φ = 112776430.

The previous prime is 112776409. The next prime is 112776437. The reversal of 112776431 is 134677211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112776431 is a prime.

It is a super-2 number, since 2×112776431² = 25437046778195522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112776437) 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 as a sum of consecutive naturals, namely, 56388215 + 56388216.

It is an arithmetic number, because the mean of its divisors is an integer number (56388216).

Almost surely, 2^112776431 is an apocalyptic number.

112776431 is a deficient number, since it is larger than the sum of its proper divisors (1).

112776431 is an equidigital number, since it uses as much as digits as its factorization.

112776431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7056, while the sum is 32.

The square root of 112776431 is about 10619.6248050484. The cubic root of 112776431 is about 483.1397632591.

The spelling of 112776431 in words is "one hundred twelve million, seven hundred seventy-six thousand, four hundred thirty-one".