155475167 has 2 divisors, whose sum is σ = 155475168. Its totient is φ = 155475166.

The previous prime is 155475127. The next prime is 155475197. The reversal of 155475167 is 761574551.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 155475167 - 2¹⁴ = 155458783 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155475127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77737583 + 77737584.

It is an arithmetic number, because the mean of its divisors is an integer number (77737584).

Almost surely, 2^155475167 is an apocalyptic number.

155475167 is a deficient number, since it is larger than the sum of its proper divisors (1).

155475167 is an equidigital number, since it uses as much as digits as its factorization.

155475167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 147000, while the sum is 41.

The square root of 155475167 is about 12468.9681609987. The cubic root of 155475167 is about 537.7168889982.

The spelling of 155475167 in words is "one hundred fifty-five million, four hundred seventy-five thousand, one hundred sixty-seven".