11245511839 has 2 divisors, whose sum is σ = 11245511840. Its totient is φ = 11245511838.

The previous prime is 11245511821. The next prime is 11245511863. The reversal of 11245511839 is 93811554211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11245511839 - 2¹⁷ = 11245380767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11245511819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5622755919 + 5622755920.

It is an arithmetic number, because the mean of its divisors is an integer number (5622755920).

Almost surely, 2^11245511839 is an apocalyptic number.

11245511839 is a deficient number, since it is larger than the sum of its proper divisors (1).

11245511839 is an equidigital number, since it uses as much as digits as its factorization.

11245511839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 40.

The spelling of 11245511839 in words is "eleven billion, two hundred forty-five million, five hundred eleven thousand, eight hundred thirty-nine".