27361139 has 4 divisors (see below), whose sum is σ = 29465856. Its totient is φ = 25256424.

The previous prime is 27361129. The next prime is 27361141. The reversal of 27361139 is 93116372.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27361139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27361129) 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, 1052339 + ... + 1052364.

It is an arithmetic number, because the mean of its divisors is an integer number (7366464).

Almost surely, 2^27361139 is an apocalyptic number.

27361139 is a deficient number, since it is larger than the sum of its proper divisors (2104717).

27361139 is a wasteful number, since it uses less digits than its factorization.

27361139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2104716.

The product of its digits is 6804, while the sum is 32.

The square root of 27361139 is about 5230.7876079994. The cubic root of 27361139 is about 301.3316322911.

The spelling of 27361139 in words is "twenty-seven million, three hundred sixty-one thousand, one hundred thirty-nine".