27045315 has 36 divisors (see below), whose sum is σ = 51538032. Its totient is φ = 13110240.

The previous prime is 27045311. The next prime is 27045329. The reversal of 27045315 is 51354072.

It is a happy number.

It is not a de Polignac number, because 27045315 - 2² = 27045311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27045311) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2962 + ... + 7928.

It is an arithmetic number, because the mean of its divisors is an integer number (1431612).

Almost surely, 2^27045315 is an apocalyptic number.

27045315 is a deficient number, since it is larger than the sum of its proper divisors (24492717).

27045315 is a wasteful number, since it uses less digits than its factorization.

27045315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000 (or 4986 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 27045315 is about 5200.5110325813. The cubic root of 27045315 is about 300.1677395274.

Adding to 27045315 its reverse (51354072), we get a palindrome (78399387).

The spelling of 27045315 in words is "twenty-seven million, forty-five thousand, three hundred fifteen".