315030155093 has 2 divisors, whose sum is σ = 315030155094. Its totient is φ = 315030155092.

The previous prime is 315030155059. The next prime is 315030155117. The reversal of 315030155093 is 390551030513.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 314314967044 + 715188049 = 560638^2 + 26743^2 .

It is a cyclic number.

It is not a de Polignac number, because 315030155093 - 2²² = 315025960789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315030155593) 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, 157515077546 + 157515077547.

It is an arithmetic number, because the mean of its divisors is an integer number (157515077547).

Almost surely, 2^315030155093 is an apocalyptic number.

It is an amenable number.

315030155093 is a deficient number, since it is larger than the sum of its proper divisors (1).

315030155093 is an equidigital number, since it uses as much as digits as its factorization.

315030155093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30375, while the sum is 35.

The spelling of 315030155093 in words is "three hundred fifteen billion, thirty million, one hundred fifty-five thousand, ninety-three".