13961914 has 8 divisors (see below), whose sum is σ = 21388608. Its totient is φ = 6832380.

The previous prime is 13961891. The next prime is 13961917. The reversal of 13961914 is 41916931.

It is a happy number.

13961914 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 13961914.

It is not an unprimeable number, because it can be changed into a prime (13961917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74172 + ... + 74359.

It is an arithmetic number, because the mean of its divisors is an integer number (2673576).

Almost surely, 2^13961914 is an apocalyptic number.

13961914 is a deficient number, since it is larger than the sum of its proper divisors (7426694).

13961914 is a wasteful number, since it uses less digits than its factorization.

13961914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148580.

The product of its digits is 5832, while the sum is 34.

The square root of 13961914 is about 3736.5644648527. The cubic root of 13961914 is about 240.7954739347.

The spelling of 13961914 in words is "thirteen million, nine hundred sixty-one thousand, nine hundred fourteen".