54930779 has 2 divisors, whose sum is σ = 54930780. Its totient is φ = 54930778.

The previous prime is 54930773. The next prime is 54930781. The reversal of 54930779 is 97703945.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54930779 - 2⁴ = 54930763 is a prime.

It is a Sophie Germain prime.

Together with 54930781, 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 (54930773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27465389 + 27465390.

It is an arithmetic number, because the mean of its divisors is an integer number (27465390).

Almost surely, 2^54930779 is an apocalyptic number.

54930779 is a deficient number, since it is larger than the sum of its proper divisors (1).

54930779 is an equidigital number, since it uses as much as digits as its factorization.

54930779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 238140, while the sum is 44.

The square root of 54930779 is about 7411.5301389119. The cubic root of 54930779 is about 380.1356371755.

The spelling of 54930779 in words is "fifty-four million, nine hundred thirty thousand, seven hundred seventy-nine".