13406515103 has 16 divisors (see below), whose sum is σ = 14337354240. Its totient is φ = 12505615584.

The previous prime is 13406515079. The next prime is 13406515181. The reversal of 13406515103 is 30151560431.

It is a cyclic number.

It is not a de Polignac number, because 13406515103 - 2²⁰ = 13405466527 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 (13406515303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 635438 + ... + 656196.

It is an arithmetic number, because the mean of its divisors is an integer number (896084640).

Almost surely, 2^13406515103 is an apocalyptic number.

13406515103 is a deficient number, since it is larger than the sum of its proper divisors (930839137).

13406515103 is a wasteful number, since it uses less digits than its factorization.

13406515103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21478.

The product of its (nonzero) digits is 5400, while the sum is 29.

The spelling of 13406515103 in words is "thirteen billion, four hundred six million, five hundred fifteen thousand, one hundred three".