1167094491 has 8 divisors (see below), whose sum is σ = 1571533584. Its totient is φ = 770359200.

The previous prime is 1167094483. The next prime is 1167094549. The reversal of 1167094491 is 1944907611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1167094491 - 2³ = 1167094483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1167094471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1925596 + ... + 1926201.

It is an arithmetic number, because the mean of its divisors is an integer number (196441698).

Almost surely, 2^1167094491 is an apocalyptic number.

1167094491 is a deficient number, since it is larger than the sum of its proper divisors (404439093).

1167094491 is a wasteful number, since it uses less digits than its factorization.

1167094491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3851901.

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 1167094491 is about 34162.7646861316. The cubic root of 1167094491 is about 1052.8552644706.

The spelling of 1167094491 in words is "one billion, one hundred sixty-seven million, ninety-four thousand, four hundred ninety-one".