11368805251 has 8 divisors (see below), whose sum is σ = 11452192544. Its totient is φ = 11285524800.

The previous prime is 11368805237. The next prime is 11368805269. The reversal of 11368805251 is 15250886311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11368805251 - 2²⁷ = 11234587523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11368805051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193495 + ... + 245311.

It is an arithmetic number, because the mean of its divisors is an integer number (1431524068).

Almost surely, 2^11368805251 is an apocalyptic number.

11368805251 is a deficient number, since it is larger than the sum of its proper divisors (83387293).

11368805251 is a wasteful number, since it uses less digits than its factorization.

11368805251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53421.

The product of its (nonzero) digits is 57600, while the sum is 40.

The spelling of 11368805251 in words is "eleven billion, three hundred sixty-eight million, eight hundred five thousand, two hundred fifty-one".