54739823 has 2 divisors, whose sum is σ = 54739824. Its totient is φ = 54739822.

The previous prime is 54739781. The next prime is 54739829. The reversal of 54739823 is 32893745.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54739823 - 2⁶ = 54739759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54739829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27369911 + 27369912.

It is an arithmetic number, because the mean of its divisors is an integer number (27369912).

Almost surely, 2^54739823 is an apocalyptic number.

54739823 is a deficient number, since it is larger than the sum of its proper divisors (1).

54739823 is an equidigital number, since it uses as much as digits as its factorization.

54739823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 41.

The square root of 54739823 is about 7398.6365635839. The cubic root of 54739823 is about 379.6946369514.

The spelling of 54739823 in words is "fifty-four million, seven hundred thirty-nine thousand, eight hundred twenty-three".