54513818 has 16 divisors (see below), whose sum is σ = 85660416. Its totient is φ = 25969680.

The previous prime is 54513787. The next prime is 54513821. The reversal of 54513818 is 81831545.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10280 + ... + 14652.

It is an arithmetic number, because the mean of its divisors is an integer number (5353776).

Almost surely, 2^54513818 is an apocalyptic number.

54513818 is a deficient number, since it is larger than the sum of its proper divisors (31146598).

54513818 is a wasteful number, since it uses less digits than its factorization.

54513818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4669.

The product of its digits is 19200, while the sum is 35.

The square root of 54513818 is about 7383.3473438543. The cubic root of 54513818 is about 379.1713661267.

The spelling of 54513818 in words is "fifty-four million, five hundred thirteen thousand, eight hundred eighteen".