11202312439 has 2 divisors, whose sum is σ = 11202312440. Its totient is φ = 11202312438.

The previous prime is 11202312413. The next prime is 11202312493. The reversal of 11202312439 is 93421320211.

It is a happy number.

Together with next prime (11202312493) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11202312439 - 2⁹ = 11202311927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11202312839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601156219 + 5601156220.

It is an arithmetic number, because the mean of its divisors is an integer number (5601156220).

Almost surely, 2^11202312439 is an apocalyptic number.

11202312439 is a deficient number, since it is larger than the sum of its proper divisors (1).

11202312439 is an equidigital number, since it uses as much as digits as its factorization.

11202312439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 11202312439 in words is "eleven billion, two hundred two million, three hundred twelve thousand, four hundred thirty-nine".