161068051 has 2 divisors, whose sum is σ = 161068052. Its totient is φ = 161068050.

The previous prime is 161068043. The next prime is 161068079. The reversal of 161068051 is 150860161.

It is an a-pointer prime, because the next prime (161068079) can be obtained adding 161068051 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 161068051 - 2³ = 161068043 is a prime.

It is not a weakly prime, because it can be changed into another prime (161068091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80534025 + 80534026.

It is an arithmetic number, because the mean of its divisors is an integer number (80534026).

Almost surely, 2^161068051 is an apocalyptic number.

161068051 is a deficient number, since it is larger than the sum of its proper divisors (1).

161068051 is an equidigital number, since it uses as much as digits as its factorization.

161068051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 161068051 is about 12691.2588422110. The cubic root of 161068051 is about 544.0888188942.

The spelling of 161068051 in words is "one hundred sixty-one million, sixty-eight thousand, fifty-one".