51727079 has 2 divisors, whose sum is σ = 51727080. Its totient is φ = 51727078.

The previous prime is 51727061. The next prime is 51727111. The reversal of 51727079 is 97072715.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51727079 - 2²⁰ = 50678503 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51727019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25863539 + 25863540.

It is an arithmetic number, because the mean of its divisors is an integer number (25863540).

Almost surely, 2^51727079 is an apocalyptic number.

51727079 is a deficient number, since it is larger than the sum of its proper divisors (1).

51727079 is an equidigital number, since it uses as much as digits as its factorization.

51727079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30870, while the sum is 38.

The square root of 51727079 is about 7192.1539888965. The cubic root of 51727079 is about 372.5969694846.

The spelling of 51727079 in words is "fifty-one million, seven hundred twenty-seven thousand, seventy-nine".