1222741159 has 2 divisors, whose sum is σ = 1222741160. Its totient is φ = 1222741158.

The previous prime is 1222741139. The next prime is 1222741171. The reversal of 1222741159 is 9511472221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1222741159 - 2¹⁷ = 1222610087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1222741139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611370579 + 611370580.

It is an arithmetic number, because the mean of its divisors is an integer number (611370580).

Almost surely, 2^1222741159 is an apocalyptic number.

1222741159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222741159 is an equidigital number, since it uses as much as digits as its factorization.

1222741159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 34.

The square root of 1222741159 is about 34967.7159534334. The cubic root of 1222741159 is about 1069.3294074541.

The spelling of 1222741159 in words is "one billion, two hundred twenty-two million, seven hundred forty-one thousand, one hundred fifty-nine".