2651520959 has 2 divisors, whose sum is σ = 2651520960. Its totient is φ = 2651520958.

The previous prime is 2651520857. The next prime is 2651520967. The reversal of 2651520959 is 9590251562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2651520959 - 2²⁴ = 2634743743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2651520059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1325760479 + 1325760480.

It is an arithmetic number, because the mean of its divisors is an integer number (1325760480).

Almost surely, 2^2651520959 is an apocalyptic number.

2651520959 is a deficient number, since it is larger than the sum of its proper divisors (1).

2651520959 is an equidigital number, since it uses as much as digits as its factorization.

2651520959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243000, while the sum is 44.

The square root of 2651520959 is about 51492.9214455735. The cubic root of 2651520959 is about 1384.0922007959.

It can be divided in two parts, 26515 and 20959, that added together give a palindrome (47474).

The spelling of 2651520959 in words is "two billion, six hundred fifty-one million, five hundred twenty thousand, nine hundred fifty-nine".