56503153307 has 2 divisors, whose sum is σ = 56503153308. Its totient is φ = 56503153306.

The previous prime is 56503153247. The next prime is 56503153309. The reversal of 56503153307 is 70335130565.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56503153307 - 2⁸ = 56503153051 is a prime.

Together with 56503153309, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56503153309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28251576653 + 28251576654.

It is an arithmetic number, because the mean of its divisors is an integer number (28251576654).

Almost surely, 2^56503153307 is an apocalyptic number.

56503153307 is a deficient number, since it is larger than the sum of its proper divisors (1).

56503153307 is an equidigital number, since it uses as much as digits as its factorization.

56503153307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141750, while the sum is 38.

The spelling of 56503153307 in words is "fifty-six billion, five hundred three million, one hundred fifty-three thousand, three hundred seven".