13015213083503 has 4 divisors (see below), whose sum is σ = 13015771053120. Its totient is φ = 13014655113888.

The previous prime is 13015213083451. The next prime is 13015213083539. The reversal of 13015213083503 is 30538031251031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13015213083503 - 2¹⁴ = 13015213067119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13015213083563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278949818 + ... + 278996471.

It is an arithmetic number, because the mean of its divisors is an integer number (3253942763280).

Almost surely, 2^{13015213083503} is an apocalyptic number.

13015213083503 is a deficient number, since it is larger than the sum of its proper divisors (557969617).

13015213083503 is an equidigital number, since it uses as much as digits as its factorization.

13015213083503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557969616.

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 13015213083503 in words is "thirteen trillion, fifteen billion, two hundred thirteen million, eighty-three thousand, five hundred three".