160891427 has 2 divisors, whose sum is σ = 160891428. Its totient is φ = 160891426.

The previous prime is 160891369. The next prime is 160891439. The reversal of 160891427 is 724198061.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-160891427 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (160894427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80445713 + 80445714.

It is an arithmetic number, because the mean of its divisors is an integer number (80445714).

Almost surely, 2^160891427 is an apocalyptic number.

160891427 is a deficient number, since it is larger than the sum of its proper divisors (1).

160891427 is an equidigital number, since it uses as much as digits as its factorization.

160891427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 160891427 is about 12684.2984433511. The cubic root of 160891427 is about 543.8898671857.

The spelling of 160891427 in words is "one hundred sixty million, eight hundred ninety-one thousand, four hundred twenty-seven".