14689957 has 4 divisors (see below), whose sum is σ = 14967180. Its totient is φ = 14412736.

The previous prime is 14689943. The next prime is 14689967. The reversal of 14689957 is 75998641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9054081 + 5635876 = 3009^2 + 2374^2 .

It is a cyclic number.

It is not a de Polignac number, because 14689957 - 2¹¹ = 14687909 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14689957.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14689967) 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, 138532 + ... + 138637.

It is an arithmetic number, because the mean of its divisors is an integer number (3741795).

Almost surely, 2^14689957 is an apocalyptic number.

It is an amenable number.

14689957 is a deficient number, since it is larger than the sum of its proper divisors (277223).

14689957 is an equidigital number, since it uses as much as digits as its factorization.

14689957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277222.

The product of its digits is 544320, while the sum is 49.

The square root of 14689957 is about 3832.7479697992. The cubic root of 14689957 is about 244.9101822647.

The spelling of 14689957 in words is "fourteen million, six hundred eighty-nine thousand, nine hundred fifty-seven".