20161079 has 2 divisors, whose sum is σ = 20161080. Its totient is φ = 20161078.

The previous prime is 20161027. The next prime is 20161091. The reversal of 20161079 is 97016102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20161079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20161019) 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, 10080539 + 10080540.

It is an arithmetic number, because the mean of its divisors is an integer number (10080540).

Almost surely, 2^20161079 is an apocalyptic number.

20161079 is a deficient number, since it is larger than the sum of its proper divisors (1).

20161079 is an equidigital number, since it uses as much as digits as its factorization.

20161079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 20161079 is about 4490.1090187210. The cubic root of 20161079 is about 272.1685401172.

The spelling of 20161079 in words is "twenty million, one hundred sixty-one thousand, seventy-nine".