11736615493 has 2 divisors, whose sum is σ = 11736615494. Its totient is φ = 11736615492.

The previous prime is 11736615479. The next prime is 11736615617. The reversal of 11736615493 is 39451663711.

11736615493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7939344609 + 3797270884 = 89103^2 + 61622^2 .

It is a cyclic number.

It is not a de Polignac number, because 11736615493 - 2¹³ = 11736607301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11736615403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5868307746 + 5868307747.

It is an arithmetic number, because the mean of its divisors is an integer number (5868307747).

Almost surely, 2^11736615493 is an apocalyptic number.

It is an amenable number.

11736615493 is a deficient number, since it is larger than the sum of its proper divisors (1).

11736615493 is an equidigital number, since it uses as much as digits as its factorization.

11736615493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 408240, while the sum is 46.

The spelling of 11736615493 in words is "eleven billion, seven hundred thirty-six million, six hundred fifteen thousand, four hundred ninety-three".