52571999 has 2 divisors, whose sum is σ = 52572000. Its totient is φ = 52571998.

The previous prime is 52571957. The next prime is 52572053. The reversal of 52571999 is 99917525.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52571999 - 2¹⁶ = 52506463 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 (52511999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26285999 + 26286000.

It is an arithmetic number, because the mean of its divisors is an integer number (26286000).

Almost surely, 2^52571999 is an apocalyptic number.

52571999 is a deficient number, since it is larger than the sum of its proper divisors (1).

52571999 is an equidigital number, since it uses as much as digits as its factorization.

52571999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 255150, while the sum is 47.

The square root of 52571999 is about 7250.6550738537. The cubic root of 52571999 is about 374.6147130202.

The spelling of 52571999 in words is "fifty-two million, five hundred seventy-one thousand, nine hundred ninety-nine".