11012791945 has 8 divisors (see below), whose sum is σ = 13216858560. Its totient is φ = 8809228080.

The previous prime is 11012791903. The next prime is 11012791957. The reversal of 11012791945 is 54919721011.

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

It is not a de Polignac number, because 11012791945 - 2⁷ = 11012791817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11012791898 and 11012791907.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75685 + ... + 166594.

It is an arithmetic number, because the mean of its divisors is an integer number (1652107320).

Almost surely, 2^11012791945 is an apocalyptic number.

It is an amenable number.

11012791945 is a deficient number, since it is larger than the sum of its proper divisors (2204066615).

11012791945 is an equidigital number, since it uses as much as digits as its factorization.

11012791945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251375.

The product of its (nonzero) digits is 22680, while the sum is 40.

The spelling of 11012791945 in words is "eleven billion, twelve million, seven hundred ninety-one thousand, nine hundred forty-five".