56453407 has 2 divisors, whose sum is σ = 56453408. Its totient is φ = 56453406.

The previous prime is 56453399. The next prime is 56453417. The reversal of 56453407 is 70435465.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56453407 - 2³ = 56453399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56453417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28226703 + 28226704.

It is an arithmetic number, because the mean of its divisors is an integer number (28226704).

Almost surely, 2^56453407 is an apocalyptic number.

56453407 is a deficient number, since it is larger than the sum of its proper divisors (1).

56453407 is an equidigital number, since it uses as much as digits as its factorization.

56453407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 56453407 is about 7513.5482296981. The cubic root of 56453407 is about 383.6160056612.

The spelling of 56453407 in words is "fifty-six million, four hundred fifty-three thousand, four hundred seven".