2555515229 has 2 divisors, whose sum is σ = 2555515230. Its totient is φ = 2555515228.

The previous prime is 2555515217. The next prime is 2555515271. The reversal of 2555515229 is 9225155552.

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., 2127976900 + 427538329 = 46130^2 + 20677^2 .

It is a cyclic number.

It is not a de Polignac number, because 2555515229 - 2⁴ = 2555515213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2555512229) 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, 1277757614 + 1277757615.

It is an arithmetic number, because the mean of its divisors is an integer number (1277757615).

Almost surely, 2^2555515229 is an apocalyptic number.

It is an amenable number.

2555515229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555515229 is an equidigital number, since it uses as much as digits as its factorization.

2555515229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225000, while the sum is 41.

The square root of 2555515229 is about 50552.1041006208. The cubic root of 2555515229 is about 1367.1814518038.

The spelling of 2555515229 in words is "two billion, five hundred fifty-five million, five hundred fifteen thousand, two hundred twenty-nine".