56146567 has 2 divisors, whose sum is σ = 56146568. Its totient is φ = 56146566.

The previous prime is 56146553. The next prime is 56146591. The reversal of 56146567 is 76564165.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56146567 - 2⁷ = 56146439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56146367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28073283 + 28073284.

It is an arithmetic number, because the mean of its divisors is an integer number (28073284).

Almost surely, 2^56146567 is an apocalyptic number.

56146567 is a deficient number, since it is larger than the sum of its proper divisors (1).

56146567 is an equidigital number, since it uses as much as digits as its factorization.

56146567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 40.

The square root of 56146567 is about 7493.1012938569. The cubic root of 56146567 is about 382.9197226691.

The spelling of 56146567 in words is "fifty-six million, one hundred forty-six thousand, five hundred sixty-seven".