54875839 has 2 divisors, whose sum is σ = 54875840. Its totient is φ = 54875838.

The previous prime is 54875833. The next prime is 54875867. The reversal of 54875839 is 93857845.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54875839 - 2³ = 54875831 is a prime.

It is a super-2 number, since 2×54875839² = 6022715411907842, which contains 22 as substring.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 54875792 and 54875801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54875831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27437919 + 27437920.

It is an arithmetic number, because the mean of its divisors is an integer number (27437920).

Almost surely, 2^54875839 is an apocalyptic number.

54875839 is a deficient number, since it is larger than the sum of its proper divisors (1).

54875839 is an equidigital number, since it uses as much as digits as its factorization.

54875839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1209600, while the sum is 49.

The square root of 54875839 is about 7407.8228245551. The cubic root of 54875839 is about 380.0088617509.

The spelling of 54875839 in words is "fifty-four million, eight hundred seventy-five thousand, eight hundred thirty-nine".