52000043 has 2 divisors, whose sum is σ = 52000044. Its totient is φ = 52000042.

The previous prime is 52000031. The next prime is 52000061. The reversal of 52000043 is 34000025.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52000043 - 2⁴ = 52000027 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 51999991 and 52000027.

It is not a weakly prime, because it can be changed into another prime (52000343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26000021 + 26000022.

It is an arithmetic number, because the mean of its divisors is an integer number (26000022).

Almost surely, 2^52000043 is an apocalyptic number.

52000043 is a deficient number, since it is larger than the sum of its proper divisors (1).

52000043 is an equidigital number, since it uses as much as digits as its factorization.

52000043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 52000043 is about 7211.1055324409. The cubic root of 52000043 is about 373.2512185650.

Adding to 52000043 its reverse (34000025), we get a palindrome (86000068).

The spelling of 52000043 in words is "fifty-two million, forty-three", and thus it is an aban number and an uban number.