1122124429 has 2 divisors, whose sum is σ = 1122124430. Its totient is φ = 1122124428.

The previous prime is 1122124403. The next prime is 1122124433. The reversal of 1122124429 is 9244212211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 934708329 + 187416100 = 30573^2 + 13690^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122124429 - 2⁵ = 1122124397 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1122124397 and 1122124406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122124469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561062214 + 561062215.

It is an arithmetic number, because the mean of its divisors is an integer number (561062215).

Almost surely, 2^1122124429 is an apocalyptic number.

It is an amenable number.

1122124429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122124429 is an equidigital number, since it uses as much as digits as its factorization.

1122124429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304, while the sum is 28.

The square root of 1122124429 is about 33498.1257535403. The cubic root of 1122124429 is about 1039.1550178561.

The spelling of 1122124429 in words is "one billion, one hundred twenty-two million, one hundred twenty-four thousand, four hundred twenty-nine".