154545057 has 8 divisors (see below), whose sum is σ = 228955680. Its totient is φ = 103030020.

The previous prime is 154545047. The next prime is 154545059. The reversal of 154545057 is 750545451.

154545057 is a `hidden beast` number, since 154 + 5 + 450 + 57 = 666.

It is not a de Polignac number, because 154545057 - 2¹⁵ = 154512289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (154545059) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2861919 + ... + 2861972.

It is an arithmetic number, because the mean of its divisors is an integer number (28619460).

Almost surely, 2^154545057 is an apocalyptic number.

It is an amenable number.

154545057 is a deficient number, since it is larger than the sum of its proper divisors (74410623).

154545057 is an equidigital number, since it uses as much as digits as its factorization.

154545057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5723900 (or 5723894 counting only the distinct ones).

The product of its (nonzero) digits is 70000, while the sum is 36.

The square root of 154545057 is about 12431.6152208794. The cubic root of 154545057 is about 536.6424697928.

The spelling of 154545057 in words is "one hundred fifty-four million, five hundred forty-five thousand, fifty-seven".