1171380268 has 12 divisors (see below), whose sum is σ = 2051840560. Its totient is φ = 585140112.

The previous prime is 1171380263. The next prime is 1171380269. The reversal of 1171380268 is 8620831711.

It is not an unprimeable number, because it can be changed into a prime (1171380263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132696 + ... + 141247.

Almost surely, 2^1171380268 is an apocalyptic number.

It is an amenable number.

1171380268 is a deficient number, since it is larger than the sum of its proper divisors (880460292).

1171380268 is a wasteful number, since it uses less digits than its factorization.

1171380268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275016 (or 275014 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 1171380268 is about 34225.4330578884. The cubic root of 1171380268 is about 1054.1424469646.

The spelling of 1171380268 in words is "one billion, one hundred seventy-one million, three hundred eighty thousand, two hundred sixty-eight".