13403512315 has 16 divisors (see below), whose sum is σ = 17324937216. Its totient is φ = 9925740000.

The previous prime is 13403512313. The next prime is 13403512319. The reversal of 13403512315 is 51321530431.

It is a happy number.

It is not a de Polignac number, because 13403512315 - 2¹ = 13403512313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13403512313) 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 in 15 ways as a sum of consecutive naturals, for example, 1876311 + ... + 1883440.

It is an arithmetic number, because the mean of its divisors is an integer number (1082808576).

Almost surely, 2^13403512315 is an apocalyptic number.

13403512315 is a deficient number, since it is larger than the sum of its proper divisors (3921424901).

13403512315 is a wasteful number, since it uses less digits than its factorization.

13403512315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3759810.

The product of its (nonzero) digits is 5400, while the sum is 28.

The spelling of 13403512315 in words is "thirteen billion, four hundred three million, five hundred twelve thousand, three hundred fifteen".