1160151491 has 2 divisors, whose sum is σ = 1160151492. Its totient is φ = 1160151490.

The previous prime is 1160151463. The next prime is 1160151523. The reversal of 1160151491 is 1941510611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1160151491 - 2³⁰ = 86409667 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1160157491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580075745 + 580075746.

It is an arithmetic number, because the mean of its divisors is an integer number (580075746).

Almost surely, 2^1160151491 is an apocalyptic number.

1160151491 is a deficient number, since it is larger than the sum of its proper divisors (1).

1160151491 is an equidigital number, since it uses as much as digits as its factorization.

1160151491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 29.

The square root of 1160151491 is about 34060.9966237044. The cubic root of 1160151491 is about 1050.7633122363.

The spelling of 1160151491 in words is "one billion, one hundred sixty million, one hundred fifty-one thousand, four hundred ninety-one".