4581976313 has 2 divisors, whose sum is σ = 4581976314. Its totient is φ = 4581976312.

The previous prime is 4581976291. The next prime is 4581976337. The reversal of 4581976313 is 3136791854.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2769601129 + 1812375184 = 52627^2 + 42572^2 .

It is a cyclic number.

It is not a de Polignac number, because 4581976313 - 2⁸ = 4581976057 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4581976513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2290988156 + 2290988157.

It is an arithmetic number, because the mean of its divisors is an integer number (2290988157).

Almost surely, 2^4581976313 is an apocalyptic number.

It is an amenable number.

4581976313 is a deficient number, since it is larger than the sum of its proper divisors (1).

4581976313 is an equidigital number, since it uses as much as digits as its factorization.

4581976313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 47.

The square root of 4581976313 is about 67690.2970373155. The cubic root of 4581976313 is about 1660.9285356548.

The spelling of 4581976313 in words is "four billion, five hundred eighty-one million, nine hundred seventy-six thousand, three hundred thirteen".