1147316091 has 8 divisors (see below), whose sum is σ = 1571099664. Its totient is φ = 744204960.

The previous prime is 1147316089. The next prime is 1147316117. The reversal of 1147316091 is 1906137411.

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

It is not a de Polignac number, because 1147316091 - 2¹ = 1147316089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1147316591) 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, 5167980 + ... + 5168201.

It is an arithmetic number, because the mean of its divisors is an integer number (196387458).

Almost surely, 2^1147316091 is an apocalyptic number.

1147316091 is a deficient number, since it is larger than the sum of its proper divisors (423783573).

1147316091 is a wasteful number, since it uses less digits than its factorization.

1147316091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10336221.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 1147316091 is about 33872.0547206691. The cubic root of 1147316091 is about 1046.8738738189.

The spelling of 1147316091 in words is "one billion, one hundred forty-seven million, three hundred sixteen thousand, ninety-one".