54693719 has 2 divisors, whose sum is σ = 54693720. Its totient is φ = 54693718.

The previous prime is 54693689. The next prime is 54693773. The reversal of 54693719 is 91739645.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54693719 - 2¹⁶ = 54628183 is a prime.

It is a super-2 number, since 2×54693719² = 5982805796101922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54693719.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54693019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27346859 + 27346860.

It is an arithmetic number, because the mean of its divisors is an integer number (27346860).

Almost surely, 2^54693719 is an apocalyptic number.

54693719 is a deficient number, since it is larger than the sum of its proper divisors (1).

54693719 is an equidigital number, since it uses as much as digits as its factorization.

54693719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 204120, while the sum is 44.

The square root of 54693719 is about 7395.5201980659. The cubic root of 54693719 is about 379.5880091652.

The spelling of 54693719 in words is "fifty-four million, six hundred ninety-three thousand, seven hundred nineteen".