1174090491 has 32 divisors (see below), whose sum is σ = 2056435200. Its totient is φ = 647771040.

The previous prime is 1174090487. The next prime is 1174090523. The reversal of 1174090491 is 1940904711.

1174090491 is a `hidden beast` number, since 11 + 74 + 0 + 90 + 491 = 666.

It is not a de Polignac number, because 1174090491 - 2² = 1174090487 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1174090441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 101625 + ... + 112586.

It is an arithmetic number, because the mean of its divisors is an integer number (64263600).

Almost surely, 2^1174090491 is an apocalyptic number.

1174090491 is a deficient number, since it is larger than the sum of its proper divisors (882344709).

1174090491 is a wasteful number, since it uses less digits than its factorization.

1174090491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214256 (or 214250 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The square root of 1174090491 is about 34265.0038815115. The cubic root of 1174090491 is about 1054.9548106996.

The spelling of 1174090491 in words is "one billion, one hundred seventy-four million, ninety thousand, four hundred ninety-one".