161150413 has 2 divisors, whose sum is σ = 161150414. Its totient is φ = 161150412.

The previous prime is 161150411. The next prime is 161150513. The reversal of 161150413 is 314051161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144528484 + 16621929 = 12022^2 + 4077^2 .

It is an emirp because it is prime and its reverse (314051161) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 161150413 - 2¹ = 161150411 is a prime.

It is a super-2 number, since 2×161150413² = 51938911220141138, which contains 22 as substring.

Together with 161150411, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (161150411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80575206 + 80575207.

It is an arithmetic number, because the mean of its divisors is an integer number (80575207).

Almost surely, 2^161150413 is an apocalyptic number.

It is an amenable number.

161150413 is a deficient number, since it is larger than the sum of its proper divisors (1).

161150413 is an equidigital number, since it uses as much as digits as its factorization.

161150413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 161150413 is about 12694.5032592851. The cubic root of 161150413 is about 544.1815428638.

The spelling of 161150413 in words is "one hundred sixty-one million, one hundred fifty thousand, four hundred thirteen".