54019723 has 2 divisors, whose sum is σ = 54019724. Its totient is φ = 54019722.

The previous prime is 54019703. The next prime is 54019729. The reversal of 54019723 is 32791045.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54019723 - 2⁹ = 54019211 is a prime.

It is not a weakly prime, because it can be changed into another prime (54019729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27009861 + 27009862.

It is an arithmetic number, because the mean of its divisors is an integer number (27009862).

Almost surely, 2^54019723 is an apocalyptic number.

54019723 is a deficient number, since it is larger than the sum of its proper divisors (1).

54019723 is an equidigital number, since it uses as much as digits as its factorization.

54019723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 54019723 is about 7349.8110860076. The cubic root of 54019723 is about 378.0223268169.

The spelling of 54019723 in words is "fifty-four million, nineteen thousand, seven hundred twenty-three".