11240555251 has 2 divisors, whose sum is σ = 11240555252. Its totient is φ = 11240555250.

The previous prime is 11240555231. The next prime is 11240555273. The reversal of 11240555251 is 15255504211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11240555251 - 2¹⁵ = 11240522483 is a prime.

It is not a weakly prime, because it can be changed into another prime (11240555231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5620277625 + 5620277626.

It is an arithmetic number, because the mean of its divisors is an integer number (5620277626).

Almost surely, 2^11240555251 is an apocalyptic number.

11240555251 is a deficient number, since it is larger than the sum of its proper divisors (1).

11240555251 is an equidigital number, since it uses as much as digits as its factorization.

11240555251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10000, while the sum is 31.

The spelling of 11240555251 in words is "eleven billion, two hundred forty million, five hundred fifty-five thousand, two hundred fifty-one".