52122143 has 2 divisors, whose sum is σ = 52122144. Its totient is φ = 52122142.

The previous prime is 52122139. The next prime is 52122157. The reversal of 52122143 is 34122125.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52122143 - 2² = 52122139 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 (52122113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26061071 + 26061072.

It is an arithmetic number, because the mean of its divisors is an integer number (26061072).

Almost surely, 2^52122143 is an apocalyptic number.

52122143 is a deficient number, since it is larger than the sum of its proper divisors (1).

52122143 is an equidigital number, since it uses as much as digits as its factorization.

52122143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 480, while the sum is 20.

The square root of 52122143 is about 7219.5666767473. The cubic root of 52122143 is about 373.5431308228.

Adding to 52122143 its reverse (34122125), we get a palindrome (86244268).

The spelling of 52122143 in words is "fifty-two million, one hundred twenty-two thousand, one hundred forty-three".