161151119 has 2 divisors, whose sum is σ = 161151120. Its totient is φ = 161151118.

The previous prime is 161151097. The next prime is 161151127. The reversal of 161151119 is 911151161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 161151119 - 2⁸ = 161150863 is a prime.

It is a super-2 number, since 2×161151119² = 51939366309904322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (161151149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80575559 + 80575560.

It is an arithmetic number, because the mean of its divisors is an integer number (80575560).

Almost surely, 2^161151119 is an apocalyptic number.

161151119 is a deficient number, since it is larger than the sum of its proper divisors (1).

161151119 is an equidigital number, since it uses as much as digits as its factorization.

161151119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 270, while the sum is 26.

The square root of 161151119 is about 12694.5310665656. The cubic root of 161151119 is about 544.1823375492.

The spelling of 161151119 in words is "one hundred sixty-one million, one hundred fifty-one thousand, one hundred nineteen".