14157715 has 16 divisors (see below), whose sum is σ = 19960416. Its totient is φ = 9504000.

The previous prime is 14157709. The next prime is 14157721. The reversal of 14157715 is 51775141.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (14157709) and next prime (14157721).

It is not a de Polignac number, because 14157715 - 2⁹ = 14157203 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9186 + ... + 10615.

It is an arithmetic number, because the mean of its divisors is an integer number (1247526).

Almost surely, 2^14157715 is an apocalyptic number.

14157715 is a deficient number, since it is larger than the sum of its proper divisors (5802701).

14157715 is a wasteful number, since it uses less digits than its factorization.

14157715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19830.

The product of its digits is 4900, while the sum is 31.

The square root of 14157715 is about 3762.6739162463. The cubic root of 14157715 is about 241.9158861191.

The spelling of 14157715 in words is "fourteen million, one hundred fifty-seven thousand, seven hundred fifteen".