11798090231 has 2 divisors, whose sum is σ = 11798090232. Its totient is φ = 11798090230.

The previous prime is 11798090203. The next prime is 11798090257. The reversal of 11798090231 is 13209089711.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11798090231 - 2¹⁸ = 11797828087 is a prime.

It is a super-2 number, since 2×11798090231² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11798090201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5899045115 + 5899045116.

It is an arithmetic number, because the mean of its divisors is an integer number (5899045116).

Almost surely, 2^11798090231 is an apocalyptic number.

11798090231 is a deficient number, since it is larger than the sum of its proper divisors (1).

11798090231 is an equidigital number, since it uses as much as digits as its factorization.

11798090231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 41.

The spelling of 11798090231 in words is "eleven billion, seven hundred ninety-eight million, ninety thousand, two hundred thirty-one".