14697997 has 4 divisors (see below), whose sum is σ = 14840800. Its totient is φ = 14555196.

The previous prime is 14697953. The next prime is 14698003. The reversal of 14697997 is 79979641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14697997 - 2²³ = 6309389 is a prime.

It is a super-2 number, since 2×14697997² = 432062231624018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14698997) 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, 71247 + ... + 71452.

It is an arithmetic number, because the mean of its divisors is an integer number (3710200).

Almost surely, 2^14697997 is an apocalyptic number.

It is an amenable number.

14697997 is a deficient number, since it is larger than the sum of its proper divisors (142803).

14697997 is a wasteful number, since it uses less digits than its factorization.

14697997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142802.

The product of its digits is 857304, while the sum is 52.

The square root of 14697997 is about 3833.7966821416. The cubic root of 14697997 is about 244.9548549333.

The spelling of 14697997 in words is "fourteen million, six hundred ninety-seven thousand, nine hundred ninety-seven".