102530205413 has 2 divisors, whose sum is σ = 102530205414. Its totient is φ = 102530205412.

The previous prime is 102530205409. The next prime is 102530205443. The reversal of 102530205413 is 314502035201.

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., 61393441729 + 41136763684 = 247777^2 + 202822^2 .

It is a cyclic number.

It is not a de Polignac number, because 102530205413 - 2² = 102530205409 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102530205443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51265102706 + 51265102707.

It is an arithmetic number, because the mean of its divisors is an integer number (51265102707).

Almost surely, 2^102530205413 is an apocalyptic number.

It is an amenable number.

102530205413 is a deficient number, since it is larger than the sum of its proper divisors (1).

102530205413 is an equidigital number, since it uses as much as digits as its factorization.

102530205413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 102530205413 in words is "one hundred two billion, five hundred thirty million, two hundred five thousand, four hundred thirteen".