52134239 has 2 divisors, whose sum is σ = 52134240. Its totient is φ = 52134238.

The previous prime is 52134197. The next prime is 52134259. The reversal of 52134239 is 93243125.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52134239 - 2¹⁶ = 52068703 is a prime.

It is a super-2 number, since 2×52134239² = 5435957752218242, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52134259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26067119 + 26067120.

It is an arithmetic number, because the mean of its divisors is an integer number (26067120).

Almost surely, 2^52134239 is an apocalyptic number.

52134239 is a deficient number, since it is larger than the sum of its proper divisors (1).

52134239 is an equidigital number, since it uses as much as digits as its factorization.

52134239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 29.

The square root of 52134239 is about 7220.4043515582. The cubic root of 52134239 is about 373.5720246734.

The spelling of 52134239 in words is "fifty-two million, one hundred thirty-four thousand, two hundred thirty-nine".