156145125 has 16 divisors (see below), whose sum is σ = 259826112. Its totient is φ = 83277200.

The previous prime is 156145123. The next prime is 156145127. The reversal of 156145125 is 521541651.

It is an interprime number because it is at equal distance from previous prime (156145123) and next prime (156145127).

It is not a de Polignac number, because 156145125 - 2¹ = 156145123 is a prime.

It is a super-2 number, since 2×156145125² = 48762600122531250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 156145092 and 156145101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156145123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207819 + ... + 208568.

It is an arithmetic number, because the mean of its divisors is an integer number (16239132).

Almost surely, 2^156145125 is an apocalyptic number.

156145125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

156145125 is a deficient number, since it is larger than the sum of its proper divisors (103680987).

156145125 is an equidigital number, since it uses as much as digits as its factorization.

156145125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416405 (or 416395 counting only the distinct ones).

The product of its digits is 6000, while the sum is 30.

The square root of 156145125 is about 12495.8042958427. The cubic root of 156145125 is about 538.4881408233.

Adding to 156145125 its reverse (521541651), we get a palindrome (677686776).

The spelling of 156145125 in words is "one hundred fifty-six million, one hundred forty-five thousand, one hundred twenty-five".