161417627 has 8 divisors (see below), whose sum is σ = 185160192. Its totient is φ = 137845800.

The previous prime is 161417617. The next prime is 161417671. The reversal of 161417627 is 726714161.

It is a happy number.

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 161417627 - 2⁸ = 161417371 is a prime.

It is a super-2 number, since 2×161417627² = 52111300612622258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (161417617) 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, 40649 + ... + 44442.

It is an arithmetic number, because the mean of its divisors is an integer number (23145024).

Almost surely, 2^161417627 is an apocalyptic number.

161417627 is a deficient number, since it is larger than the sum of its proper divisors (23742565).

161417627 is an equidigital number, since it uses as much as digits as its factorization.

161417627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85369.

The product of its digits is 14112, while the sum is 35.

The square root of 161417627 is about 12705.0236914380. The cubic root of 161417627 is about 544.4821577266.

The spelling of 161417627 in words is "one hundred sixty-one million, four hundred seventeen thousand, six hundred twenty-seven".