1109973357 has 12 divisors (see below), whose sum is σ = 1610487424. Its totient is φ = 736662600.

The previous prime is 1109973343. The next prime is 1109973373. The reversal of 1109973357 is 7533799011.

It is not a de Polignac number, because 1109973357 - 2⁴ = 1109973341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1109973157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 274519 + ... + 278532.

Almost surely, 2^1109973357 is an apocalyptic number.

It is an amenable number.

1109973357 is a deficient number, since it is larger than the sum of its proper divisors (500514067).

1109973357 is a wasteful number, since it uses less digits than its factorization.

1109973357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553280 (or 553277 counting only the distinct ones).

The product of its (nonzero) digits is 178605, while the sum is 45.

The square root of 1109973357 is about 33316.2626505435. The cubic root of 1109973357 is about 1035.3905212589.

The spelling of 1109973357 in words is "one billion, one hundred nine million, nine hundred seventy-three thousand, three hundred fifty-seven".