54097919 has 2 divisors, whose sum is σ = 54097920. Its totient is φ = 54097918.

The previous prime is 54097903. The next prime is 54097933. The reversal of 54097919 is 91979045.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54097919 - 2⁴ = 54097903 is a prime.

It is a super-2 number, since 2×54097919² = 5853169680261122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54097919.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54097949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27048959 + 27048960.

It is an arithmetic number, because the mean of its divisors is an integer number (27048960).

Almost surely, 2^54097919 is an apocalyptic number.

54097919 is a deficient number, since it is larger than the sum of its proper divisors (1).

54097919 is an equidigital number, since it uses as much as digits as its factorization.

54097919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 44.

The square root of 54097919 is about 7355.1287548214. The cubic root of 54097919 is about 378.2046403659.

The spelling of 54097919 in words is "fifty-four million, ninety-seven thousand, nine hundred nineteen".