13963956 has 12 divisors (see below), whose sum is σ = 32582592. Its totient is φ = 4654648.

The previous prime is 13963931. The next prime is 13963973. The reversal of 13963956 is 65936931.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581820 + ... + 581843.

It is an arithmetic number, because the mean of its divisors is an integer number (2715216).

Almost surely, 2^13963956 is an apocalyptic number.

It is an amenable number.

13963956 is an abundant number, since it is smaller than the sum of its proper divisors (18618636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13963956 is a wasteful number, since it uses less digits than its factorization.

13963956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163670 (or 1163668 counting only the distinct ones).

The product of its digits is 131220, while the sum is 42.

The square root of 13963956 is about 3736.8377005163. The cubic root of 13963956 is about 240.8072125447.

The spelling of 13963956 in words is "thirteen million, nine hundred sixty-three thousand, nine hundred fifty-six".