13980597 has 8 divisors (see below), whose sum is σ = 19242240. Its totient is φ = 9019680.

The previous prime is 13980583. The next prime is 13980607. The reversal of 13980597 is 79508931.

It is a happy number.

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

It is not a de Polignac number, because 13980597 - 2⁷ = 13980469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13980517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75072 + ... + 75257.

It is an arithmetic number, because the mean of its divisors is an integer number (2405280).

Almost surely, 2^13980597 is an apocalyptic number.

It is an amenable number.

13980597 is a deficient number, since it is larger than the sum of its proper divisors (5261643).

13980597 is a wasteful number, since it uses less digits than its factorization.

13980597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150363.

The product of its (nonzero) digits is 68040, while the sum is 42.

The square root of 13980597 is about 3739.0636528414. The cubic root of 13980597 is about 240.9028321060.

The spelling of 13980597 in words is "thirteen million, nine hundred eighty thousand, five hundred ninety-seven".