52613287 has 2 divisors, whose sum is σ = 52613288. Its totient is φ = 52613286.

The previous prime is 52613273. The next prime is 52613333. The reversal of 52613287 is 78231625.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52613287 - 2¹¹ = 52611239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52613227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26306643 + 26306644.

It is an arithmetic number, because the mean of its divisors is an integer number (26306644).

Almost surely, 2^52613287 is an apocalyptic number.

52613287 is a deficient number, since it is larger than the sum of its proper divisors (1).

52613287 is an equidigital number, since it uses as much as digits as its factorization.

52613287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 34.

The square root of 52613287 is about 7253.5017060727. The cubic root of 52613287 is about 374.7127566254.

It can be divided in two parts, 52613 and 287, that added together give a square (52900 = 230²).

The spelling of 52613287 in words is "fifty-two million, six hundred thirteen thousand, two hundred eighty-seven".