54540818 has 4 divisors (see below), whose sum is σ = 81811230. Its totient is φ = 27270408.

The previous prime is 54540803. The next prime is 54540833. The reversal of 54540818 is 81804545.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81804545 = 5 ⋅16360909.

It is an interprime number because it is at equal distance from previous prime (54540803) and next prime (54540833).

It can be written as a sum of positive squares in only one way, i.e., 35557369 + 18983449 = 5963^2 + 4357^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13635203 + ... + 13635206.

Almost surely, 2^54540818 is an apocalyptic number.

54540818 is a deficient number, since it is larger than the sum of its proper divisors (27270412).

54540818 is a wasteful number, since it uses less digits than its factorization.

54540818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27270411.

The product of its (nonzero) digits is 25600, while the sum is 35.

The square root of 54540818 is about 7385.1755564780. The cubic root of 54540818 is about 379.2339553780.

The spelling of 54540818 in words is "fifty-four million, five hundred forty thousand, eight hundred eighteen".