156101 has 8 divisors (see below), whose sum is σ = 177984. Its totient is φ = 135520.

The previous prime is 156089. The next prime is 156109. The reversal of 156101 is 101651.

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

It is a de Polignac number, because none of the positive numbers 2^k-156101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156109) 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, 56 + ... + 561.

It is an arithmetic number, because the mean of its divisors is an integer number (22248).

2¹⁵⁶¹⁰¹ is an apocalyptic number.

156101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

156101 is a deficient number, since it is larger than the sum of its proper divisors (21883).

156101 is a wasteful number, since it uses less digits than its factorization.

156101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 156101 is about 395.0961908194. The cubic root of 156101 is about 53.8437412315.

Adding to 156101 its reverse (101651), we get a palindrome (257752).

It can be divided in two parts, 15 and 6101, that added together give a palindrome (6116).

The spelling of 156101 in words is "one hundred fifty-six thousand, one hundred one".