2652439369 has 2 divisors, whose sum is σ = 2652439370. Its totient is φ = 2652439368.

The previous prime is 2652439367. The next prime is 2652439397. The reversal of 2652439369 is 9639342562.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2163366144 + 489073225 = 46512^2 + 22115^2 .

It is a cyclic number.

It is not a de Polignac number, because 2652439369 - 2¹ = 2652439367 is a prime.

It is a super-2 number, since 2×2652439369² = 14070869212442236322, which contains 22 as substring.

Together with 2652439367, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2652439367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1326219684 + 1326219685.

It is an arithmetic number, because the mean of its divisors is an integer number (1326219685).

Almost surely, 2^2652439369 is an apocalyptic number.

It is an amenable number.

2652439369 is a deficient number, since it is larger than the sum of its proper divisors (1).

2652439369 is an equidigital number, since it uses as much as digits as its factorization.

2652439369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2099520, while the sum is 49.

The square root of 2652439369 is about 51501.8385011642. The cubic root of 2652439369 is about 1384.2519854882.

The spelling of 2652439369 in words is "two billion, six hundred fifty-two million, four hundred thirty-nine thousand, three hundred sixty-nine".