154545146 has 8 divisors (see below), whose sum is σ = 264934560. Its totient is φ = 66233628.

The previous prime is 154545143. The next prime is 154545173. The reversal of 154545146 is 641545451.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×154545146² = 47768404304322632, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (154545143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5519456 + ... + 5519483.

It is an arithmetic number, because the mean of its divisors is an integer number (33116820).

Almost surely, 2^154545146 is an apocalyptic number.

154545146 is a deficient number, since it is larger than the sum of its proper divisors (110389414).

154545146 is a wasteful number, since it uses less digits than its factorization.

154545146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11038948.

The product of its digits is 48000, while the sum is 35.

The square root of 154545146 is about 12431.6188004620. The cubic root of 154545146 is about 536.6425728074.

The spelling of 154545146 in words is "one hundred fifty-four million, five hundred forty-five thousand, one hundred forty-six".