54897079 has 2 divisors, whose sum is σ = 54897080. Its totient is φ = 54897078.

The previous prime is 54897071. The next prime is 54897083. The reversal of 54897079 is 97079845.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54897079 - 2³ = 54897071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54897071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27448539 + 27448540.

It is an arithmetic number, because the mean of its divisors is an integer number (27448540).

Almost surely, 2^54897079 is an apocalyptic number.

54897079 is a deficient number, since it is larger than the sum of its proper divisors (1).

54897079 is an equidigital number, since it uses as much as digits as its factorization.

54897079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 635040, while the sum is 49.

The square root of 54897079 is about 7409.2563054601. The cubic root of 54897079 is about 380.0578836109.

The spelling of 54897079 in words is "fifty-four million, eight hundred ninety-seven thousand, seventy-nine".