1107857738 has 24 divisors (see below), whose sum is σ = 1888780068. Its totient is φ = 484403328.

The previous prime is 1107857731. The next prime is 1107857747. The reversal of 1107857738 is 8377587011.

It can be written as a sum of positive squares in 2 ways, for example, as 826390009 + 281467729 = 28747^2 + 16777^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1107857692 and 1107857701.

It is not an unprimeable number, because it can be changed into a prime (1107857731) 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, 49631 + ... + 68402.

Almost surely, 2^1107857738 is an apocalyptic number.

1107857738 is a deficient number, since it is larger than the sum of its proper divisors (780922330).

1107857738 is a wasteful number, since it uses less digits than its factorization.

1107857738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118086 (or 118067 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 47.

The square root of 1107857738 is about 33284.4969617989. The cubic root of 1107857738 is about 1034.7322817255.

The spelling of 1107857738 in words is "one billion, one hundred seven million, eight hundred fifty-seven thousand, seven hundred thirty-eight".