155475127 has 2 divisors, whose sum is σ = 155475128. Its totient is φ = 155475126.

The previous prime is 155475121. The next prime is 155475167. The reversal of 155475127 is 721574551.

155475127 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 155475127 - 2²³ = 147086519 is a prime.

It is a super-2 number, since 2×155475127² = 48345030231332258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155475121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77737563 + 77737564.

It is an arithmetic number, because the mean of its divisors is an integer number (77737564).

Almost surely, 2^155475127 is an apocalyptic number.

155475127 is a deficient number, since it is larger than the sum of its proper divisors (1).

155475127 is an equidigital number, since it uses as much as digits as its factorization.

155475127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 49000, while the sum is 37.

The square root of 155475127 is about 12468.9665570167. The cubic root of 155475127 is about 537.7168428844.

The spelling of 155475127 in words is "one hundred fifty-five million, four hundred seventy-five thousand, one hundred twenty-seven".