27360139 has 4 divisors (see below), whose sum is σ = 27385920. Its totient is φ = 27334360.

The previous prime is 27360103. The next prime is 27360167. The reversal of 27360139 is 93106372.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 27360139 - 2¹⁵ = 27327371 is a prime.

It is a super-3 number, since 3×27360139³ (a number of 23 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27360139.

It is not an unprimeable number, because it can be changed into a prime (27360239) 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, 11227 + ... + 13444.

It is an arithmetic number, because the mean of its divisors is an integer number (6846480).

Almost surely, 2^27360139 is an apocalyptic number.

27360139 is a deficient number, since it is larger than the sum of its proper divisors (25781).

27360139 is a wasteful number, since it uses less digits than its factorization.

27360139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25780.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 27360139 is about 5230.6920192265. The cubic root of 27360139 is about 301.3279612048.

The spelling of 27360139 in words is "twenty-seven million, three hundred sixty thousand, one hundred thirty-nine".