11575989413 has 2 divisors, whose sum is σ = 11575989414. Its totient is φ = 11575989412.

The previous prime is 11575989389. The next prime is 11575989427. The reversal of 11575989413 is 31498957511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10953087649 + 622901764 = 104657^2 + 24958^2 .

It is a cyclic number.

It is not a de Polignac number, because 11575989413 - 2⁸ = 11575989157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11575989473) 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, 5787994706 + 5787994707.

It is an arithmetic number, because the mean of its divisors is an integer number (5787994707).

Almost surely, 2^11575989413 is an apocalyptic number.

It is an amenable number.

11575989413 is a deficient number, since it is larger than the sum of its proper divisors (1).

11575989413 is an equidigital number, since it uses as much as digits as its factorization.

11575989413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1360800, while the sum is 53.

The spelling of 11575989413 in words is "eleven billion, five hundred seventy-five million, nine hundred eighty-nine thousand, four hundred thirteen".