1612117159 has 2 divisors, whose sum is σ = 1612117160. Its totient is φ = 1612117158.

The previous prime is 1612117147. The next prime is 1612117207. The reversal of 1612117159 is 9517112161.

It is a weak prime.

It is an emirp because it is prime and its reverse (9517112161) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1612117159 - 2¹¹ = 1612115111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1612111159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806058579 + 806058580.

It is an arithmetic number, because the mean of its divisors is an integer number (806058580).

Almost surely, 2^1612117159 is an apocalyptic number.

1612117159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1612117159 is an equidigital number, since it uses as much as digits as its factorization.

1612117159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 34.

The square root of 1612117159 is about 40151.1787996318. The cubic root of 1612117159 is about 1172.5522386607.

The spelling of 1612117159 in words is "one billion, six hundred twelve million, one hundred seventeen thousand, one hundred fifty-nine".