12515053435 has 8 divisors (see below), whose sum is σ = 15127685856. Its totient is φ = 9938961600.

The previous prime is 12515053427. The next prime is 12515053459. The reversal of 12515053435 is 53435051521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12515053435 - 2³ = 12515053427 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 12515053435.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9134391 + ... + 9135760.

It is an arithmetic number, because the mean of its divisors is an integer number (1890960732).

Almost surely, 2^12515053435 is an apocalyptic number.

12515053435 is a deficient number, since it is larger than the sum of its proper divisors (2612632421).

12515053435 is a wasteful number, since it uses less digits than its factorization.

12515053435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18270293.

The product of its (nonzero) digits is 45000, while the sum is 34.

The spelling of 12515053435 in words is "twelve billion, five hundred fifteen million, fifty-three thousand, four hundred thirty-five".