56454899 has 2 divisors, whose sum is σ = 56454900. Its totient is φ = 56454898.

The previous prime is 56454877. The next prime is 56454953. The reversal of 56454899 is 99845465.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56454899 is a prime.

It is a super-2 number, since 2×56454899² = 6374311242200402, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56454599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28227449 + 28227450.

It is an arithmetic number, because the mean of its divisors is an integer number (28227450).

Almost surely, 2^56454899 is an apocalyptic number.

56454899 is a deficient number, since it is larger than the sum of its proper divisors (1).

56454899 is an equidigital number, since it uses as much as digits as its factorization.

56454899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1555200, while the sum is 50.

The square root of 56454899 is about 7513.6475163532. The cubic root of 56454899 is about 383.6193851445.

The spelling of 56454899 in words is "fifty-six million, four hundred fifty-four thousand, eight hundred ninety-nine".