52591039 has 2 divisors, whose sum is σ = 52591040. Its totient is φ = 52591038.

The previous prime is 52591027. The next prime is 52591093. The reversal of 52591039 is 93019525.

It is a happy number.

Together with next prime (52591093) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52591039 - 2¹³ = 52582847 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52590995 and 52591013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52591009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26295519 + 26295520.

It is an arithmetic number, because the mean of its divisors is an integer number (26295520).

Almost surely, 2^52591039 is an apocalyptic number.

52591039 is a deficient number, since it is larger than the sum of its proper divisors (1).

52591039 is an equidigital number, since it uses as much as digits as its factorization.

52591039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12150, while the sum is 34.

The square root of 52591039 is about 7251.9679398078. The cubic root of 52591039 is about 374.6599322964.

The spelling of 52591039 in words is "fifty-two million, five hundred ninety-one thousand, thirty-nine".