156120 has 32 divisors (see below), whose sum is σ = 468720. Its totient is φ = 41600.
The previous prime is 156119. The next prime is 156127. The reversal of 156120 is 21651.
It is a hoax number, since the sum of its digits (15) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a nialpdrome in base 12.
It is a self number, because there is not a number n which added to its sum of digits gives 156120.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (156127) 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, 531 + ... + 770.
156120 is a Friedman number, since it can be written as 60*(51^2+1), using all its digits and the basic arithmetic operations.
2156120 is an apocalyptic number.
156120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
156120 is an abundant number, since it is smaller than the sum of its proper divisors (312600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
156120 is a wasteful number, since it uses less digits than its factorization.
156120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1315 (or 1311 counting only the distinct ones).
The product of its (nonzero) digits is 60, while the sum is 15.
The square root of 156120 is about 395.1202348653. The cubic root of 156120 is about 53.8459256924.
Adding to 156120 its reverse (21651), we get a palindrome (177771).
It can be divided in two parts, 156 and 120, that added together give a triangular number (276 = T23).
The spelling of 156120 in words is "one hundred fifty-six thousand, one hundred twenty".
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