54659719 has 2 divisors, whose sum is σ = 54659720. Its totient is φ = 54659718.

The previous prime is 54659687. The next prime is 54659729. The reversal of 54659719 is 91795645.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54659719 - 2⁵ = 54659687 is a prime.

It is a super-2 number, since 2×54659719² = 5975369762317922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54659729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27329859 + 27329860.

It is an arithmetic number, because the mean of its divisors is an integer number (27329860).

Almost surely, 2^54659719 is an apocalyptic number.

54659719 is a deficient number, since it is larger than the sum of its proper divisors (1).

54659719 is an equidigital number, since it uses as much as digits as its factorization.

54659719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 46.

The square root of 54659719 is about 7393.2211518390. The cubic root of 54659719 is about 379.5093367096.

The spelling of 54659719 in words is "fifty-four million, six hundred fifty-nine thousand, seven hundred nineteen".