1222552259 has 2 divisors, whose sum is σ = 1222552260. Its totient is φ = 1222552258.

The previous prime is 1222552241. The next prime is 1222552267. The reversal of 1222552259 is 9522552221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1222552259 - 2¹² = 1222548163 is a prime.

It is not a weakly prime, because it can be changed into another prime (1222552559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611276129 + 611276130.

It is an arithmetic number, because the mean of its divisors is an integer number (611276130).

Almost surely, 2^1222552259 is an apocalyptic number.

1222552259 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222552259 is an equidigital number, since it uses as much as digits as its factorization.

1222552259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36000, while the sum is 35.

The square root of 1222552259 is about 34965.0147862117. The cubic root of 1222552259 is about 1069.2743380917.

The spelling of 1222552259 in words is "one billion, two hundred twenty-two million, five hundred fifty-two thousand, two hundred fifty-nine".