11504739823 has 2 divisors, whose sum is σ = 11504739824. Its totient is φ = 11504739822.

The previous prime is 11504739793. The next prime is 11504739859. The reversal of 11504739823 is 32893740511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11504739823 - 2⁵ = 11504739791 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11504739823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11504739923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5752369911 + 5752369912.

It is an arithmetic number, because the mean of its divisors is an integer number (5752369912).

Almost surely, 2^11504739823 is an apocalyptic number.

11504739823 is a deficient number, since it is larger than the sum of its proper divisors (1).

11504739823 is an equidigital number, since it uses as much as digits as its factorization.

11504739823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 11504739823 in words is "eleven billion, five hundred four million, seven hundred thirty-nine thousand, eight hundred twenty-three".