51715043 has 2 divisors, whose sum is σ = 51715044. Its totient is φ = 51715042.

The previous prime is 51715019. The next prime is 51715067. The reversal of 51715043 is 34051715.

It is a balanced prime because it is at equal distance from previous prime (51715019) and next prime (51715067).

It is a cyclic number.

It is not a de Polignac number, because 51715043 - 2²⁰ = 50666467 is a prime.

It is not a weakly prime, because it can be changed into another prime (51715073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25857521 + 25857522.

It is an arithmetic number, because the mean of its divisors is an integer number (25857522).

Almost surely, 2^51715043 is an apocalyptic number.

51715043 is a deficient number, since it is larger than the sum of its proper divisors (1).

51715043 is an equidigital number, since it uses as much as digits as its factorization.

51715043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 51715043 is about 7191.3171950624. The cubic root of 51715043 is about 372.5680682780.

Adding to 51715043 its reverse (34051715), we get a palindrome (85766758).

The spelling of 51715043 in words is "fifty-one million, seven hundred fifteen thousand, forty-three".