161173627 has 8 divisors (see below), whose sum is σ = 168421536. Its totient is φ = 153945792.

The previous prime is 161173609. The next prime is 161173643. The reversal of 161173627 is 726371161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 161173627 - 2¹¹ = 161171579 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 161173592 and 161173601.

It is not an unprimeable number, because it can be changed into a prime (161173687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12783 + ... + 22039.

It is an arithmetic number, because the mean of its divisors is an integer number (21052692).

Almost surely, 2^161173627 is an apocalyptic number.

161173627 is a deficient number, since it is larger than the sum of its proper divisors (7247909).

161173627 is an equidigital number, since it uses as much as digits as its factorization.

161173627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10037.

The product of its digits is 10584, while the sum is 34.

The square root of 161173627 is about 12695.4175591038. The cubic root of 161173627 is about 544.2076717116.

The spelling of 161173627 in words is "one hundred sixty-one million, one hundred seventy-three thousand, six hundred twenty-seven".