51734143 has 2 divisors, whose sum is σ = 51734144. Its totient is φ = 51734142.

The previous prime is 51734113. The next prime is 51734147. The reversal of 51734143 is 34143715.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51734143 - 2⁹ = 51733631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51734147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25867071 + 25867072.

It is an arithmetic number, because the mean of its divisors is an integer number (25867072).

Almost surely, 2^51734143 is an apocalyptic number.

51734143 is a deficient number, since it is larger than the sum of its proper divisors (1).

51734143 is an equidigital number, since it uses as much as digits as its factorization.

51734143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 28.

The square root of 51734143 is about 7192.6450628402. The cubic root of 51734143 is about 372.6139296870.

Adding to 51734143 its reverse (34143715), we get a palindrome (85877858).

It can be divided in two parts, 5173 and 4143, that added together give a triangular number (9316 = T₁₃₆).

The spelling of 51734143 in words is "fifty-one million, seven hundred thirty-four thousand, one hundred forty-three".