154452155 has 32 divisors (see below), whose sum is σ = 218731968. Its totient is φ = 103219200.

The previous prime is 154452149. The next prime is 154452167. The reversal of 154452155 is 551254451.

It is not a de Polignac number, because 154452155 - 2⁴ = 154452139 is a prime.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 240635 + ... + 241275.

It is an arithmetic number, because the mean of its divisors is an integer number (6835374).

Almost surely, 2^154452155 is an apocalyptic number.

154452155 is a deficient number, since it is larger than the sum of its proper divisors (64279813).

154452155 is a wasteful number, since it uses less digits than its factorization.

154452155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007.

The product of its digits is 20000, while the sum is 32.

The square root of 154452155 is about 12427.8781374779. The cubic root of 154452155 is about 536.5349172277.

The spelling of 154452155 in words is "one hundred fifty-four million, four hundred fifty-two thousand, one hundred fifty-five".