101517161 has 4 divisors (see below), whose sum is σ = 101538192. Its totient is φ = 101496132.

The previous prime is 101517131. The next prime is 101517187. The reversal of 101517161 is 161715101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101517161 - 2¹⁰ = 101516137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101517131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 746 + ... + 14268.

It is an arithmetic number, because the mean of its divisors is an integer number (25384548).

Almost surely, 2^101517161 is an apocalyptic number.

It is an amenable number.

101517161 is a deficient number, since it is larger than the sum of its proper divisors (21031).

101517161 is an equidigital number, since it uses as much as digits as its factorization.

101517161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21030.

The product of its (nonzero) digits is 210, while the sum is 23.

The square root of 101517161 is about 10075.5724899382. The cubic root of 101517161 is about 466.4944572641.

The spelling of 101517161 in words is "one hundred one million, five hundred seventeen thousand, one hundred sixty-one".