1159171607 has 4 divisors (see below), whose sum is σ = 1264550856. Its totient is φ = 1053792360.

The previous prime is 1159171591. The next prime is 1159171649. The reversal of 1159171607 is 7061719511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1159171607 - 2⁴ = 1159171591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1159171667) 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, 52689608 + ... + 52689629.

It is an arithmetic number, because the mean of its divisors is an integer number (316137714).

Almost surely, 2^1159171607 is an apocalyptic number.

1159171607 is a deficient number, since it is larger than the sum of its proper divisors (105379249).

1159171607 is a wasteful number, since it uses less digits than its factorization.

1159171607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105379248.

The product of its (nonzero) digits is 13230, while the sum is 38.

The square root of 1159171607 is about 34046.6093319144. The cubic root of 1159171607 is about 1050.4673979580.

The spelling of 1159171607 in words is "one billion, one hundred fifty-nine million, one hundred seventy-one thousand, six hundred seven".