999582253 has 2 divisors, whose sum is σ = 999582254. Its totient is φ = 999582252.

The previous prime is 999582251. The next prime is 999582289. The reversal of 999582253 is 352285999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 995907364 + 3674889 = 31558^2 + 1917^2 .

It is a cyclic number.

It is not a de Polignac number, because 999582253 - 2¹ = 999582251 is a prime.

Together with 999582251, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 999582253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999582251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499791126 + 499791127.

It is an arithmetic number, because the mean of its divisors is an integer number (499791127).

Almost surely, 2^999582253 is an apocalyptic number.

It is an amenable number.

999582253 is a deficient number, since it is larger than the sum of its proper divisors (1).

999582253 is an equidigital number, since it uses as much as digits as its factorization.

999582253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1749600, while the sum is 52.

The square root of 999582253 is about 31616.1707516897. The cubic root of 999582253 is about 999.8607316052.

The spelling of 999582253 in words is "nine hundred ninety-nine million, five hundred eighty-two thousand, two hundred fifty-three".