54343859 has 2 divisors, whose sum is σ = 54343860. Its totient is φ = 54343858.

The previous prime is 54343831. The next prime is 54343879. The reversal of 54343859 is 95834345.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54343859 - 2²⁰ = 53295283 is a prime.

It is a super-2 number, since 2×54343859² = 5906510022023762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (54343879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27171929 + 27171930.

It is an arithmetic number, because the mean of its divisors is an integer number (27171930).

Almost surely, 2^54343859 is an apocalyptic number.

54343859 is a deficient number, since it is larger than the sum of its proper divisors (1).

54343859 is an equidigital number, since it uses as much as digits as its factorization.

54343859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 41.

The square root of 54343859 is about 7371.8287419066. The cubic root of 54343859 is about 378.7769054362.

The spelling of 54343859 in words is "fifty-four million, three hundred forty-three thousand, eight hundred fifty-nine".