1530925013 has 2 divisors, whose sum is σ = 1530925014. Its totient is φ = 1530925012.

The previous prime is 1530925003. The next prime is 1530925063. The reversal of 1530925013 is 3105290351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1503655729 + 27269284 = 38777^2 + 5222^2 .

It is a cyclic number.

It is not a de Polignac number, because 1530925013 - 2⁸ = 1530924757 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 (1530925003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 765462506 + 765462507.

It is an arithmetic number, because the mean of its divisors is an integer number (765462507).

Almost surely, 2^1530925013 is an apocalyptic number.

It is an amenable number.

1530925013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1530925013 is an equidigital number, since it uses as much as digits as its factorization.

1530925013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4050, while the sum is 29.

The square root of 1530925013 is about 39127.0368543287. The cubic root of 1530925013 is about 1152.5275253753.

The spelling of 1530925013 in words is "one billion, five hundred thirty million, nine hundred twenty-five thousand, thirteen".