3130390073 has 2 divisors, whose sum is σ = 3130390074. Its totient is φ = 3130390072.

The previous prime is 3130390063. The next prime is 3130390099. The reversal of 3130390073 is 3700930313.

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., 3103381264 + 27008809 = 55708^2 + 5197^2 .

It is a cyclic number.

It is not a de Polignac number, because 3130390073 - 2²⁰ = 3129341497 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 (3130390063) 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, 1565195036 + 1565195037.

It is an arithmetic number, because the mean of its divisors is an integer number (1565195037).

Almost surely, 2^3130390073 is an apocalyptic number.

It is an amenable number.

3130390073 is a deficient number, since it is larger than the sum of its proper divisors (1).

3130390073 is an equidigital number, since it uses as much as digits as its factorization.

3130390073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5103, while the sum is 29.

The square root of 3130390073 is about 55949.8889453768. Note that the first 3 decimals coincide. The cubic root of 3130390073 is about 1462.8489553080.

The spelling of 3130390073 in words is "three billion, one hundred thirty million, three hundred ninety thousand, seventy-three".