54057919 has 2 divisors, whose sum is σ = 54057920. Its totient is φ = 54057918.

The previous prime is 54057911. The next prime is 54057929. The reversal of 54057919 is 91975045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54057919 - 2³ = 54057911 is a prime.

It is a super-2 number, since 2×54057919² = 5844517213221122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54057911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27028959 + 27028960.

It is an arithmetic number, because the mean of its divisors is an integer number (27028960).

Almost surely, 2^54057919 is an apocalyptic number.

54057919 is a deficient number, since it is larger than the sum of its proper divisors (1).

54057919 is an equidigital number, since it uses as much as digits as its factorization.

54057919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56700, while the sum is 40.

The square root of 54057919 is about 7352.4090609813. The cubic root of 54057919 is about 378.1114025482. Note that the first 3 decimals are identical.

The spelling of 54057919 in words is "fifty-four million, fifty-seven thousand, nine hundred nineteen".