11455491179 has 16 divisors (see below), whose sum is σ = 12743619840. Its totient is φ = 10208820960.

The previous prime is 11455491169. The next prime is 11455491197. The reversal of 11455491179 is 97119455411.

It is a cyclic number.

It is not a de Polignac number, because 11455491179 - 2³² = 7160523883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11455491109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 726194 + ... + 741800.

It is an arithmetic number, because the mean of its divisors is an integer number (796476240).

Almost surely, 2^11455491179 is an apocalyptic number.

11455491179 is a deficient number, since it is larger than the sum of its proper divisors (1288128661).

11455491179 is a wasteful number, since it uses less digits than its factorization.

11455491179 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16930.

The product of its digits is 226800, while the sum is 47.

The spelling of 11455491179 in words is "eleven billion, four hundred fifty-five million, four hundred ninety-one thousand, one hundred seventy-nine".