2527081139 has 18 divisors (see below), whose sum is σ = 2886268476. Its totient is φ = 2194127320.

The previous prime is 2527081133. The next prime is 2527081171. The reversal of 2527081139 is 9311807252.

It is a de Polignac number, because none of the positive numbers 2^k-2527081139 is a prime.

It is a super-2 number, since 2×2527081139² = 12772278166179074642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2527081133) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3834392 + ... + 3835050.

Almost surely, 2^2527081139 is an apocalyptic number.

2527081139 is a deficient number, since it is larger than the sum of its proper divisors (359187337).

2527081139 is an frugal number, since it uses more digits than its factorization.

2527081139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1375 (or 693 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 2527081139 is about 50270.0819474168. The cubic root of 2527081139 is about 1362.0918534413.

The spelling of 2527081139 in words is "two billion, five hundred twenty-seven million, eighty-one thousand, one hundred thirty-nine".