54768851 has 2 divisors, whose sum is σ = 54768852. Its totient is φ = 54768850.

The previous prime is 54768839. The next prime is 54768853. The reversal of 54768851 is 15886745.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54768851 is a prime.

Together with 54768853, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54768853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27384425 + 27384426.

It is an arithmetic number, because the mean of its divisors is an integer number (27384426).

Almost surely, 2^54768851 is an apocalyptic number.

54768851 is a deficient number, since it is larger than the sum of its proper divisors (1).

54768851 is an equidigital number, since it uses as much as digits as its factorization.

54768851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 268800, while the sum is 44.

The square root of 54768851 is about 7400.5980163768. The cubic root of 54768851 is about 379.7617412255.

The spelling of 54768851 in words is "fifty-four million, seven hundred sixty-eight thousand, eight hundred fifty-one".