1515413830913 has 2 divisors, whose sum is σ = 1515413830914. Its totient is φ = 1515413830912.

The previous prime is 1515413830873. The next prime is 1515413830919. The reversal of 1515413830913 is 3190383145151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1040661136384 + 474752694529 = 1020128^2 + 689023^2 .

It is a cyclic number.

It is not a de Polignac number, because 1515413830913 - 2¹⁴ = 1515413814529 is a prime.

It is not a weakly prime, because it can be changed into another prime (1515413830919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 757706915456 + 757706915457.

It is an arithmetic number, because the mean of its divisors is an integer number (757706915457).

Almost surely, 2^{1515413830913} is an apocalyptic number.

It is an amenable number.

1515413830913 is a deficient number, since it is larger than the sum of its proper divisors (1).

1515413830913 is an equidigital number, since it uses as much as digits as its factorization.

1515413830913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 194400, while the sum is 44.

The spelling of 1515413830913 in words is "one trillion, five hundred fifteen billion, four hundred thirteen million, eight hundred thirty thousand, nine hundred thirteen".