13914657 has 6 divisors (see below), whose sum is σ = 20098962. Its totient is φ = 9276432.

The previous prime is 13914647. The next prime is 13914683. The reversal of 13914657 is 75641931.

It can be written as a sum of positive squares in only one way, i.e., 13905441 + 9216 = 3729^2 + 96^2 .

It is not a de Polignac number, because 13914657 - 2⁷ = 13914529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13914647) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 773028 + ... + 773045.

It is an arithmetic number, because the mean of its divisors is an integer number (3349827).

Almost surely, 2^13914657 is an apocalyptic number.

It is an amenable number.

13914657 is a deficient number, since it is larger than the sum of its proper divisors (6184305).

13914657 is a wasteful number, since it uses less digits than its factorization.

13914657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546079 (or 1546076 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 13914657 is about 3730.2355153529. The cubic root of 13914657 is about 240.5234927338.

The spelling of 13914657 in words is "thirteen million, nine hundred fourteen thousand, six hundred fifty-seven".