161417127 has 8 divisors (see below), whose sum is σ = 216918016. Its totient is φ = 106763832.

The previous prime is 161417117. The next prime is 161417143. The reversal of 161417127 is 721714161.

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

It is not a de Polignac number, because 161417127 - 2⁴ = 161417111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 161417094 and 161417103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161417117) 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, 211453 + ... + 212214.

It is an arithmetic number, because the mean of its divisors is an integer number (27114752).

Almost surely, 2^161417127 is an apocalyptic number.

161417127 is a deficient number, since it is larger than the sum of its proper divisors (55500889).

161417127 is a wasteful number, since it uses less digits than its factorization.

161417127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423797.

The product of its digits is 2352, while the sum is 30.

The square root of 161417127 is about 12705.0040141670. The cubic root of 161417127 is about 544.4815955382.

The spelling of 161417127 in words is "one hundred sixty-one million, four hundred seventeen thousand, one hundred twenty-seven".