54455146 has 4 divisors (see below), whose sum is σ = 81682722. Its totient is φ = 27227572.

The previous prime is 54455123. The next prime is 54455161. The reversal of 54455146 is 64155445.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 27300625 + 27154521 = 5225^2 + 5211^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13613785 + ... + 13613788.

Almost surely, 2^54455146 is an apocalyptic number.

54455146 is a deficient number, since it is larger than the sum of its proper divisors (27227576).

54455146 is a wasteful number, since it uses less digits than its factorization.

54455146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27227575.

The product of its digits is 48000, while the sum is 34.

The square root of 54455146 is about 7379.3730085963. The cubic root of 54455146 is about 379.0352860819.

The spelling of 54455146 in words is "fifty-four million, four hundred fifty-five thousand, one hundred forty-six".