1255422533 has 2 divisors, whose sum is σ = 1255422534. Its totient is φ = 1255422532.

The previous prime is 1255422527. The next prime is 1255422551. The reversal of 1255422533 is 3352245521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 666001249 + 589421284 = 25807^2 + 24278^2 .

It is a cyclic number.

It is not a de Polignac number, because 1255422533 - 2⁸ = 1255422277 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1255422533.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1255422503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627711266 + 627711267.

It is an arithmetic number, because the mean of its divisors is an integer number (627711267).

Almost surely, 2^1255422533 is an apocalyptic number.

It is an amenable number.

1255422533 is a deficient number, since it is larger than the sum of its proper divisors (1).

1255422533 is an equidigital number, since it uses as much as digits as its factorization.

1255422533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36000, while the sum is 32.

The square root of 1255422533 is about 35431.9422696527. The cubic root of 1255422533 is about 1078.7727637906.

The spelling of 1255422533 in words is "one billion, two hundred fifty-five million, four hundred twenty-two thousand, five hundred thirty-three".