14015661 has 16 divisors (see below), whose sum is σ = 20487168. Its totient is φ = 8452400.

The previous prime is 14015657. The next prime is 14015681. The reversal of 14015661 is 16651041.

It is not a de Polignac number, because 14015661 - 2² = 14015657 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14015611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6556 + ... + 8426.

It is an arithmetic number, because the mean of its divisors is an integer number (1280448).

Almost surely, 2^14015661 is an apocalyptic number.

14015661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14015661 is a deficient number, since it is larger than the sum of its proper divisors (6471507).

14015661 is a wasteful number, since it uses less digits than its factorization.

14015661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2112.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 14015661 is about 3743.7495909850. The cubic root of 14015661 is about 241.1040625419.

The spelling of 14015661 in words is "fourteen million, fifteen thousand, six hundred sixty-one".