56808371 has 2 divisors, whose sum is σ = 56808372. Its totient is φ = 56808370.

The previous prime is 56808313. The next prime is 56808379. The reversal of 56808371 is 17380865.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56808371 - 2¹⁰ = 56807347 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56808379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28404185 + 28404186.

It is an arithmetic number, because the mean of its divisors is an integer number (28404186).

Almost surely, 2^56808371 is an apocalyptic number.

56808371 is a deficient number, since it is larger than the sum of its proper divisors (1).

56808371 is an equidigital number, since it uses as much as digits as its factorization.

56808371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 56808371 is about 7537.1328102933. The cubic root of 56808371 is about 384.4183514768.

The spelling of 56808371 in words is "fifty-six million, eight hundred eight thousand, three hundred seventy-one".