2552643229 has 2 divisors, whose sum is σ = 2552643230. Its totient is φ = 2552643228.

The previous prime is 2552643227. The next prime is 2552643241. The reversal of 2552643229 is 9223462552.

It is a happy number.

2552643229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1443620025 + 1109023204 = 37995^2 + 33302^2 .

It is a cyclic number.

It is not a de Polignac number, because 2552643229 - 2¹ = 2552643227 is a prime.

Together with 2552643227, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2552643191 and 2552643200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2552643227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276321614 + 1276321615.

It is an arithmetic number, because the mean of its divisors is an integer number (1276321615).

Almost surely, 2^2552643229 is an apocalyptic number.

It is an amenable number.

2552643229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2552643229 is an equidigital number, since it uses as much as digits as its factorization.

2552643229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 40.

The square root of 2552643229 is about 50523.6897801418. The cubic root of 2552643229 is about 1366.6690936767.

The spelling of 2552643229 in words is "two billion, five hundred fifty-two million, six hundred forty-three thousand, two hundred twenty-nine".