1108922157 has 20 divisors (see below), whose sum is σ = 1893187296. Its totient is φ = 633669480.

The previous prime is 1108922149. The next prime is 1108922167. The reversal of 1108922157 is 7512298011.

It is a happy number.

It is not a de Polignac number, because 1108922157 - 2³ = 1108922149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1108922117) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 977319 + ... + 978452.

Almost surely, 2^1108922157 is an apocalyptic number.

It is an amenable number.

1108922157 is a deficient number, since it is larger than the sum of its proper divisors (784265139).

1108922157 is an equidigital number, since it uses as much as digits as its factorization.

1108922157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1955790 (or 1955781 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 36.

The square root of 1108922157 is about 33300.4828343374. The cubic root of 1108922157 is about 1035.0635625740.

The spelling of 1108922157 in words is "one billion, one hundred eight million, nine hundred twenty-two thousand, one hundred fifty-seven".