11051199959 has 2 divisors, whose sum is σ = 11051199960. Its totient is φ = 11051199958.

The previous prime is 11051199949. The next prime is 11051200067. The reversal of 11051199959 is 95999115011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11051199959 - 2³² = 6756232663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11051199949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5525599979 + 5525599980.

It is an arithmetic number, because the mean of its divisors is an integer number (5525599980).

Almost surely, 2^11051199959 is an apocalyptic number.

11051199959 is a deficient number, since it is larger than the sum of its proper divisors (1).

11051199959 is an equidigital number, since it uses as much as digits as its factorization.

11051199959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 164025, while the sum is 50.

The spelling of 11051199959 in words is "eleven billion, fifty-one million, one hundred ninety-nine thousand, nine hundred fifty-nine".