13997333951 has 16 divisors (see below), whose sum is σ = 15246637248. Its totient is φ = 12813292800.

The previous prime is 13997333927. The next prime is 13997333963. The reversal of 13997333951 is 15933379931.

It is a cyclic number.

It is not a de Polignac number, because 13997333951 - 2¹⁸ = 13997071807 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13997333893 and 13997333902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13997333851) 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, 82910 + ... + 186731.

It is an arithmetic number, because the mean of its divisors is an integer number (952914828).

Almost surely, 2^13997333951 is an apocalyptic number.

13997333951 is a deficient number, since it is larger than the sum of its proper divisors (1249303297).

13997333951 is a wasteful number, since it uses less digits than its factorization.

13997333951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269762.

The product of its digits is 2066715, while the sum is 53.

The spelling of 13997333951 in words is "thirteen billion, nine hundred ninety-seven million, three hundred thirty-three thousand, nine hundred fifty-one".