1315501225135 has 16 divisors (see below), whose sum is σ = 1629448283232. Its totient is φ = 1018894988800.

The previous prime is 1315501225037. The next prime is 1315501225201. The reversal of 1315501225135 is 5315221055131.

It is a happy number.

It is not a de Polignac number, because 1315501225135 - 2⁷ = 1315501225007 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1315501225135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24465814 + ... + 24519523.

It is an arithmetic number, because the mean of its divisors is an integer number (101840517702).

Almost surely, 2^{1315501225135} is an apocalyptic number.

1315501225135 is a deficient number, since it is larger than the sum of its proper divisors (313947058097).

1315501225135 is a wasteful number, since it uses less digits than its factorization.

1315501225135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48985514.

The product of its (nonzero) digits is 22500, while the sum is 34.

The spelling of 1315501225135 in words is "one trillion, three hundred fifteen billion, five hundred one million, two hundred twenty-five thousand, one hundred thirty-five".