56887097 has 2 divisors, whose sum is σ = 56887098. Its totient is φ = 56887096.

The previous prime is 56887091. The next prime is 56887123. The reversal of 56887097 is 79078865.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50069776 + 6817321 = 7076^2 + 2611^2 .

It is a cyclic number.

It is not a de Polignac number, because 56887097 - 2¹⁴ = 56870713 is a prime.

It is a super-2 number, since 2×56887097² = 6472283610174818, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56887091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28443548 + 28443549.

It is an arithmetic number, because the mean of its divisors is an integer number (28443549).

Almost surely, 2^56887097 is an apocalyptic number.

It is an amenable number.

56887097 is a deficient number, since it is larger than the sum of its proper divisors (1).

56887097 is an equidigital number, since it uses as much as digits as its factorization.

56887097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 50.

The square root of 56887097 is about 7542.3535451476. The cubic root of 56887097 is about 384.5958473245.

The spelling of 56887097 in words is "fifty-six million, eight hundred eighty-seven thousand, ninety-seven".