13911402 has 8 divisors (see below), whose sum is σ = 27822816. Its totient is φ = 4637132.

The previous prime is 13911397. The next prime is 13911407. The reversal of 13911402 is 20411931.

It is an interprime number because it is at equal distance from previous prime (13911397) and next prime (13911407).

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

13911402 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (13911407) by changing a digit.

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, 1159278 + ... + 1159289.

It is an arithmetic number, because the mean of its divisors is an integer number (3477852).

Almost surely, 2^13911402 is an apocalyptic number.

13911402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13911402 is a wasteful number, since it uses less digits than its factorization.

13911402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2318572.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 13911402 is about 3729.7991903050. The cubic root of 13911402 is about 240.5047363720.

The spelling of 13911402 in words is "thirteen million, nine hundred eleven thousand, four hundred two".