54545419 has 2 divisors, whose sum is σ = 54545420. Its totient is φ = 54545418.

The previous prime is 54545389. The next prime is 54545459. The reversal of 54545419 is 91454545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54545419 - 2⁷ = 54545291 is a prime.

It is a super-2 number, since 2×54545419² = 5950405467771122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (54545459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27272709 + 27272710.

It is an arithmetic number, because the mean of its divisors is an integer number (27272710).

Almost surely, 2^54545419 is an apocalyptic number.

54545419 is a deficient number, since it is larger than the sum of its proper divisors (1).

54545419 is an equidigital number, since it uses as much as digits as its factorization.

54545419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72000, while the sum is 37.

The square root of 54545419 is about 7385.4870523209. The cubic root of 54545419 is about 379.2446189900.

It can be divided in two parts, 5 and 4545419, that added together give a square (4545424 = 2132²).

The spelling of 54545419 in words is "fifty-four million, five hundred forty-five thousand, four hundred nineteen".