51059543 has 2 divisors, whose sum is σ = 51059544. Its totient is φ = 51059542.

The previous prime is 51059537. The next prime is 51059549. The reversal of 51059543 is 34595015.

It is a balanced prime because it is at equal distance from previous prime (51059537) and next prime (51059549).

It is a cyclic number.

It is not a de Polignac number, because 51059543 - 2⁴ = 51059527 is a 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 (51059549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25529771 + 25529772.

It is an arithmetic number, because the mean of its divisors is an integer number (25529772).

Almost surely, 2^51059543 is an apocalyptic number.

51059543 is a deficient number, since it is larger than the sum of its proper divisors (1).

51059543 is an equidigital number, since it uses as much as digits as its factorization.

51059543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 51059543 is about 7145.5960563133. The cubic root of 51059543 is about 370.9872417347.

The spelling of 51059543 in words is "fifty-one million, fifty-nine thousand, five hundred forty-three".