27163045 has 16 divisors (see below), whose sum is σ = 40118400. Its totient is φ = 17193024.

The previous prime is 27163009. The next prime is 27163091. The reversal of 27163045 is 54036172.

It is a cyclic number.

It is not a de Polignac number, because 27163045 - 2¹⁵ = 27130277 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29395 + ... + 30304.

It is an arithmetic number, because the mean of its divisors is an integer number (2507400).

Almost surely, 2^27163045 is an apocalyptic number.

It is an amenable number.

27163045 is a deficient number, since it is larger than the sum of its proper divisors (12955355).

27163045 is a wasteful number, since it uses less digits than its factorization.

27163045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59724.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 27163045 is about 5211.8178210678. The cubic root of 27163045 is about 300.6026589005.

The spelling of 27163045 in words is "twenty-seven million, one hundred sixty-three thousand, forty-five".