1122424309 has 2 divisors, whose sum is σ = 1122424310. Its totient is φ = 1122424308.

The previous prime is 1122424283. The next prime is 1122424321. The reversal of 1122424309 is 9034242211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 963916209 + 158508100 = 31047^2 + 12590^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122424309 - 2⁷ = 1122424181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122424379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561212154 + 561212155.

It is an arithmetic number, because the mean of its divisors is an integer number (561212155).

Almost surely, 2^1122424309 is an apocalyptic number.

It is an amenable number.

1122424309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122424309 is an equidigital number, since it uses as much as digits as its factorization.

1122424309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 1122424309 is about 33502.6015258517. The cubic root of 1122424309 is about 1039.2475786106.

The spelling of 1122424309 in words is "one billion, one hundred twenty-two million, four hundred twenty-four thousand, three hundred nine".