5456210813 has 2 divisors, whose sum is σ = 5456210814. Its totient is φ = 5456210812.

The previous prime is 5456210801. The next prime is 5456210827. The reversal of 5456210813 is 3180126545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3441816889 + 2014393924 = 58667^2 + 44882^2 .

It is a cyclic number.

It is not a de Polignac number, because 5456210813 - 2²⁸ = 5187775357 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5456210873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2728105406 + 2728105407.

It is an arithmetic number, because the mean of its divisors is an integer number (2728105407).

Almost surely, 2^5456210813 is an apocalyptic number.

It is an amenable number.

5456210813 is a deficient number, since it is larger than the sum of its proper divisors (1).

5456210813 is an equidigital number, since it uses as much as digits as its factorization.

5456210813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 5456210813 is about 73866.1682571934. The cubic root of 5456210813 is about 1760.4771017374.

The spelling of 5456210813 in words is "five billion, four hundred fifty-six million, two hundred ten thousand, eight hundred thirteen".