56473451 has 2 divisors, whose sum is σ = 56473452. Its totient is φ = 56473450.

The previous prime is 56473447. The next prime is 56473463. The reversal of 56473451 is 15437465.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56473451 - 2² = 56473447 is a prime.

It is a Chen prime.

It is equal to p_3364838 and since 56473451 and 3364838 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (56473481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28236725 + 28236726.

It is an arithmetic number, because the mean of its divisors is an integer number (28236726).

Almost surely, 2^56473451 is an apocalyptic number.

56473451 is a deficient number, since it is larger than the sum of its proper divisors (1).

56473451 is an equidigital number, since it uses as much as digits as its factorization.

56473451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 35.

The square root of 56473451 is about 7514.8819684676. The cubic root of 56473451 is about 383.6614017366.

The spelling of 56473451 in words is "fifty-six million, four hundred seventy-three thousand, four hundred fifty-one".