1117957347 has 12 divisors (see below), whose sum is σ = 1739044944. Its totient is φ = 687973680.

The previous prime is 1117957339. The next prime is 1117957363. The reversal of 1117957347 is 7437597111.

1117957347 is a `hidden beast` number, since 1 + 1 + 1 + 79 + 573 + 4 + 7 = 666.

It is not a de Polignac number, because 1117957347 - 2³ = 1117957339 is a prime.

It is a super-2 number, since 2×1117957347² = 2499657259422556818, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1117957327) 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, 4777479 + ... + 4777712.

It is an arithmetic number, because the mean of its divisors is an integer number (144920412).

Almost surely, 2^1117957347 is an apocalyptic number.

1117957347 is a deficient number, since it is larger than the sum of its proper divisors (621087597).

1117957347 is a wasteful number, since it uses less digits than its factorization.

1117957347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9555210 (or 9555207 counting only the distinct ones).

The product of its digits is 185220, while the sum is 45.

The square root of 1117957347 is about 33435.8691677067. The cubic root of 1117957347 is about 1037.8670990482.

The spelling of 1117957347 in words is "one billion, one hundred seventeen million, nine hundred fifty-seven thousand, three hundred forty-seven".