2772915133 has 4 divisors (see below), whose sum is σ = 2773075708. Its totient is φ = 2772754560.

The previous prime is 2772915107. The next prime is 2772915149. The reversal of 2772915133 is 3315192772.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2687592964 + 85322169 = 51842^2 + 9237^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2772915133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2772915433) 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, 50766 + ... + 90127.

It is an arithmetic number, because the mean of its divisors is an integer number (693268927).

Almost surely, 2^2772915133 is an apocalyptic number.

It is an amenable number.

2772915133 is a deficient number, since it is larger than the sum of its proper divisors (160575).

2772915133 is a wasteful number, since it uses less digits than its factorization.

2772915133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160574.

The product of its digits is 79380, while the sum is 40.

The square root of 2772915133 is about 52658.4763642094. The cubic root of 2772915133 is about 1404.9003670436.

The spelling of 2772915133 in words is "two billion, seven hundred seventy-two million, nine hundred fifteen thousand, one hundred thirty-three".