56156767 has 2 divisors, whose sum is σ = 56156768. Its totient is φ = 56156766.

The previous prime is 56156743. The next prime is 56156791. The reversal of 56156767 is 76765165.

It is a balanced prime because it is at equal distance from previous prime (56156743) and next prime (56156791).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56156767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56156567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28078383 + 28078384.

It is an arithmetic number, because the mean of its divisors is an integer number (28078384).

Almost surely, 2^56156767 is an apocalyptic number.

56156767 is a deficient number, since it is larger than the sum of its proper divisors (1).

56156767 is an equidigital number, since it uses as much as digits as its factorization.

56156767 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 264600, while the sum is 43.

The square root of 56156767 is about 7493.7818890064. The cubic root of 56156767 is about 382.9429092733.

The spelling of 56156767 in words is "fifty-six million, one hundred fifty-six thousand, seven hundred sixty-seven".