13135513999 has 8 divisors (see below), whose sum is σ = 13168544112. Its totient is φ = 13102514880.

The previous prime is 13135513927. The next prime is 13135514003. The reversal of 13135513999 is 99931553131.

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

It is a cyclic number.

It is not a de Polignac number, because 13135513999 - 2⁷ = 13135513871 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 (13135513399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1000572 + ... + 1013614.

It is an arithmetic number, because the mean of its divisors is an integer number (1646068014).

Almost surely, 2^13135513999 is an apocalyptic number.

13135513999 is a deficient number, since it is larger than the sum of its proper divisors (33030113).

13135513999 is a wasteful number, since it uses less digits than its factorization.

13135513999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15497.

The product of its digits is 492075, while the sum is 49.

The spelling of 13135513999 in words is "thirteen billion, one hundred thirty-five million, five hundred thirteen thousand, nine hundred ninety-nine".