13313965951 has 16 divisors (see below), whose sum is σ = 15668327808. Its totient is φ = 11153455200.

The previous prime is 13313965913. The next prime is 13313965961. The reversal of 13313965951 is 15956931331.

It is a cyclic number.

It is not a de Polignac number, because 13313965951 - 2¹⁷ = 13313834879 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 (13313965961) 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, 4636 + ... + 163246.

It is an arithmetic number, because the mean of its divisors is an integer number (979270488).

Almost surely, 2^13313965951 is an apocalyptic number.

13313965951 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13313965951 is a deficient number, since it is larger than the sum of its proper divisors (2354361857).

13313965951 is a wasteful number, since it uses less digits than its factorization.

13313965951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159222.

The product of its digits is 328050, while the sum is 46.

The spelling of 13313965951 in words is "thirteen billion, three hundred thirteen million, nine hundred sixty-five thousand, nine hundred fifty-one".