27113665 has 16 divisors (see below), whose sum is σ = 35740800. Its totient is φ = 19654272.

The previous prime is 27113633. The next prime is 27113677. The reversal of 27113665 is 56631172.

It is a cyclic number.

It is not a de Polignac number, because 27113665 - 2⁵ = 27113633 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4020 + ... + 8389.

It is an arithmetic number, because the mean of its divisors is an integer number (2233800).

Almost surely, 2^27113665 is an apocalyptic number.

It is an amenable number.

27113665 is a deficient number, since it is larger than the sum of its proper divisors (8627135).

27113665 is a wasteful number, since it uses less digits than its factorization.

27113665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12456.

The product of its digits is 7560, while the sum is 31.

The square root of 27113665 is about 5207.0783554696. The cubic root of 27113665 is about 300.4203921079.

The spelling of 27113665 in words is "twenty-seven million, one hundred thirteen thousand, six hundred sixty-five".