1168445147 has 8 divisors (see below), whose sum is σ = 1230638400. Its totient is φ = 1106321544.

The previous prime is 1168445143. The next prime is 1168445153. The reversal of 1168445147 is 7415448611.

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

It is a cyclic number.

It is not a de Polignac number, because 1168445147 - 2² = 1168445143 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1168445143) 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, 19004 + ... + 51942.

It is an arithmetic number, because the mean of its divisors is an integer number (153829800).

Almost surely, 2^1168445147 is an apocalyptic number.

1168445147 is a deficient number, since it is larger than the sum of its proper divisors (62193253).

1168445147 is a wasteful number, since it uses less digits than its factorization.

1168445147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34825.

The product of its digits is 107520, while the sum is 41.

The square root of 1168445147 is about 34182.5269253167. The cubic root of 1168445147 is about 1053.2612576085.

The spelling of 1168445147 in words is "one billion, one hundred sixty-eight million, four hundred forty-five thousand, one hundred forty-seven".