136270155 has 64 divisors (see below), whose sum is σ = 259780608. Its totient is φ = 59704320.

The previous prime is 136270151. The next prime is 136270187. The reversal of 136270155 is 551072631.

It is not a de Polignac number, because 136270155 - 2² = 136270151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136270151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 261295 + ... + 261815.

It is an arithmetic number, because the mean of its divisors is an integer number (4059072).

Almost surely, 2^136270155 is an apocalyptic number.

136270155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

136270155 is a deficient number, since it is larger than the sum of its proper divisors (123510453).

136270155 is a wasteful number, since it uses less digits than its factorization.

136270155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636.

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 136270155 is about 11673.4808433475. The cubic root of 136270155 is about 514.5966049600.

It can be divided in two parts, 1362 and 70155, that added together give a palindrome (71517).

The spelling of 136270155 in words is "one hundred thirty-six million, two hundred seventy thousand, one hundred fifty-five".