2665132913 has 2 divisors, whose sum is σ = 2665132914. Its totient is φ = 2665132912.

The previous prime is 2665132867. The next prime is 2665132957. The reversal of 2665132913 is 3192315662.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2540966464 + 124166449 = 50408^2 + 11143^2 .

It is a cyclic number.

It is not a de Polignac number, because 2665132913 - 2²⁶ = 2598024049 is a prime.

It is not a weakly prime, because it can be changed into another prime (2665132013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1332566456 + 1332566457.

It is an arithmetic number, because the mean of its divisors is an integer number (1332566457).

Almost surely, 2^2665132913 is an apocalyptic number.

It is an amenable number.

2665132913 is a deficient number, since it is larger than the sum of its proper divisors (1).

2665132913 is an equidigital number, since it uses as much as digits as its factorization.

2665132913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 38.

The square root of 2665132913 is about 51624.9253074520. The cubic root of 2665132913 is about 1386.4566363650.

The spelling of 2665132913 in words is "two billion, six hundred sixty-five million, one hundred thirty-two thousand, nine hundred thirteen".