155051127 has 48 divisors (see below), whose sum is σ = 286820352. Its totient is φ = 78356160.

The previous prime is 155051111. The next prime is 155051137. The reversal of 155051127 is 721150551.

It is not a de Polignac number, because 155051127 - 2⁴ = 155051111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 155051127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155051107) 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 47 ways as a sum of consecutive naturals, for example, 22618 + ... + 28664.

It is an arithmetic number, because the mean of its divisors is an integer number (5975424).

Almost surely, 2^155051127 is an apocalyptic number.

155051127 is a deficient number, since it is larger than the sum of its proper divisors (131769225).

155051127 is a wasteful number, since it uses less digits than its factorization.

155051127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6108 (or 6105 counting only the distinct ones).

The product of its (nonzero) digits is 1750, while the sum is 27.

The square root of 155051127 is about 12451.9527384262. The cubic root of 155051127 is about 537.2275909711.

The spelling of 155051127 in words is "one hundred fifty-five million, fifty-one thousand, one hundred twenty-seven".