52750039 has 2 divisors, whose sum is σ = 52750040. Its totient is φ = 52750038.

The previous prime is 52750007. The next prime is 52750051. The reversal of 52750039 is 93005725.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52750039 - 2⁵ = 52750007 is a prime.

It is a super-2 number, since 2×52750039² = 5565133229003042, which contains 22 as substring.

It is a Chen prime.

It is equal to p_3155980 and since 52750039 and 3155980 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52750079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26375019 + 26375020.

It is an arithmetic number, because the mean of its divisors is an integer number (26375020).

Almost surely, 2^52750039 is an apocalyptic number.

52750039 is a deficient number, since it is larger than the sum of its proper divisors (1).

52750039 is an equidigital number, since it uses as much as digits as its factorization.

52750039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 52750039 is about 7262.9222080372. The cubic root of 52750039 is about 375.0371258058.

The spelling of 52750039 in words is "fifty-two million, seven hundred fifty thousand, thirty-nine".