56472523 has 2 divisors, whose sum is σ = 56472524. Its totient is φ = 56472522.

The previous prime is 56472511. The next prime is 56472529. The reversal of 56472523 is 32527465.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56472523 - 2²¹ = 54375371 is a prime.

It is not a weakly prime, because it can be changed into another prime (56472529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28236261 + 28236262.

It is an arithmetic number, because the mean of its divisors is an integer number (28236262).

Almost surely, 2^56472523 is an apocalyptic number.

56472523 is a deficient number, since it is larger than the sum of its proper divisors (1).

56472523 is an equidigital number, since it uses as much as digits as its factorization.

56472523 is an odious number, because the sum of its binary digits is odd.

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

The square root of 56472523 is about 7514.8202240639. The cubic root of 56472523 is about 383.6593002197.

Adding to 56472523 its reverse (32527465), we get a palindrome (88999988).

The spelling of 56472523 in words is "fifty-six million, four hundred seventy-two thousand, five hundred twenty-three".