156135255 has 32 divisors (see below), whose sum is σ = 264656640. Its totient is φ = 78382080.

The previous prime is 156135253. The next prime is 156135277. The reversal of 156135255 is 552531651.

It is not a de Polignac number, because 156135255 - 2¹ = 156135253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156135253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44775 + ... + 48135.

It is an arithmetic number, because the mean of its divisors is an integer number (8270520).

Almost surely, 2^156135255 is an apocalyptic number.

156135255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

156135255 is a deficient number, since it is larger than the sum of its proper divisors (108521385).

156135255 is a wasteful number, since it uses less digits than its factorization.

156135255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3551.

The product of its digits is 22500, while the sum is 33.

The square root of 156135255 is about 12495.4093570399. The cubic root of 156135255 is about 538.4767945625.

It can be divided in two parts, 1561 and 35255, that multiplied together give a palindrome (55033055).

The spelling of 156135255 in words is "one hundred fifty-six million, one hundred thirty-five thousand, two hundred fifty-five".