155151167 has 4 divisors (see below), whose sum is σ = 156192600. Its totient is φ = 154109736.

The previous prime is 155151109. The next prime is 155151211. The reversal of 155151167 is 761151551.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 155151167 - 2¹⁶ = 155085631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155151107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 520493 + ... + 520790.

It is an arithmetic number, because the mean of its divisors is an integer number (39048150).

Almost surely, 2^155151167 is an apocalyptic number.

155151167 is a deficient number, since it is larger than the sum of its proper divisors (1041433).

155151167 is a wasteful number, since it uses less digits than its factorization.

155151167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041432.

The product of its digits is 5250, while the sum is 32.

The square root of 155151167 is about 12455.9691313041. The cubic root of 155151167 is about 537.3431070477.

The spelling of 155151167 in words is "one hundred fifty-five million, one hundred fifty-one thousand, one hundred sixty-seven".