51736271 has 2 divisors, whose sum is σ = 51736272. Its totient is φ = 51736270.

The previous prime is 51736247. The next prime is 51736277. The reversal of 51736271 is 17263715.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51736271 - 2⁶ = 51736207 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51736277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25868135 + 25868136.

It is an arithmetic number, because the mean of its divisors is an integer number (25868136).

Almost surely, 2^51736271 is an apocalyptic number.

51736271 is a deficient number, since it is larger than the sum of its proper divisors (1).

51736271 is an equidigital number, since it uses as much as digits as its factorization.

51736271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8820, while the sum is 32.

The square root of 51736271 is about 7192.7929902090. The cubic root of 51736271 is about 372.6190385734.

Adding to 51736271 its reverse (17263715), we get a palindrome (68999986).

The spelling of 51736271 in words is "fifty-one million, seven hundred thirty-six thousand, two hundred seventy-one".