161417327 has 2 divisors, whose sum is σ = 161417328. Its totient is φ = 161417326.

The previous prime is 161417323. The next prime is 161417353. The reversal of 161417327 is 723714161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 161417327 - 2² = 161417323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 161417293 and 161417302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (161417323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80708663 + 80708664.

It is an arithmetic number, because the mean of its divisors is an integer number (80708664).

Almost surely, 2^161417327 is an apocalyptic number.

161417327 is a deficient number, since it is larger than the sum of its proper divisors (1).

161417327 is an equidigital number, since it uses as much as digits as its factorization.

161417327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7056, while the sum is 32.

The square root of 161417327 is about 12705.0118850791. The cubic root of 161417327 is about 544.4818204137.

The spelling of 161417327 in words is "one hundred sixty-one million, four hundred seventeen thousand, three hundred twenty-seven".