161794411 has 2 divisors, whose sum is σ = 161794412. Its totient is φ = 161794410.

The previous prime is 161794361. The next prime is 161794421. The reversal of 161794411 is 114497161.

161794411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 161794411 - 2²³ = 153405803 is a prime.

It is not a weakly prime, because it can be changed into another prime (161794421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80897205 + 80897206.

It is an arithmetic number, because the mean of its divisors is an integer number (80897206).

Almost surely, 2^161794411 is an apocalyptic number.

161794411 is a deficient number, since it is larger than the sum of its proper divisors (1).

161794411 is an equidigital number, since it uses as much as digits as its factorization.

161794411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 34.

The square root of 161794411 is about 12719.8431987191. The cubic root of 161794411 is about 544.9054752880.

The spelling of 161794411 in words is "one hundred sixty-one million, seven hundred ninety-four thousand, four hundred eleven".