2590113509 has 2 divisors, whose sum is σ = 2590113510. Its totient is φ = 2590113508.

The previous prime is 2590113469. The next prime is 2590113527. The reversal of 2590113509 is 9053110952.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2509509025 + 80604484 = 50095^2 + 8978^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2590113509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2590113599) 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, 1295056754 + 1295056755.

It is an arithmetic number, because the mean of its divisors is an integer number (1295056755).

Almost surely, 2^2590113509 is an apocalyptic number.

It is an amenable number.

2590113509 is a deficient number, since it is larger than the sum of its proper divisors (1).

2590113509 is an equidigital number, since it uses as much as digits as its factorization.

2590113509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12150, while the sum is 35.

The square root of 2590113509 is about 50893.1577817687. The cubic root of 2590113509 is about 1373.3237550717.

The spelling of 2590113509 in words is "two billion, five hundred ninety million, one hundred thirteen thousand, five hundred nine".