11922009241 has 2 divisors, whose sum is σ = 11922009242. Its totient is φ = 11922009240.

The previous prime is 11922009223. The next prime is 11922009251. The reversal of 11922009241 is 14290022911.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10835977216 + 1086032025 = 104096^2 + 32955^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11922009241 is a prime.

It is not a weakly prime, because it can be changed into another prime (11922009251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5961004620 + 5961004621.

It is an arithmetic number, because the mean of its divisors is an integer number (5961004621).

Almost surely, 2^11922009241 is an apocalyptic number.

It is an amenable number.

11922009241 is a deficient number, since it is larger than the sum of its proper divisors (1).

11922009241 is an equidigital number, since it uses as much as digits as its factorization.

11922009241 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 31.

The spelling of 11922009241 in words is "eleven billion, nine hundred twenty-two million, nine thousand, two hundred forty-one".