1121314829 has 2 divisors, whose sum is σ = 1121314830. Its totient is φ = 1121314828.

The previous prime is 1121314823. The next prime is 1121314879. The reversal of 1121314829 is 9284131211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1084384900 + 36929929 = 32930^2 + 6077^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121314829 - 2¹⁶ = 1121249293 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1121314795 and 1121314804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121314823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560657414 + 560657415.

It is an arithmetic number, because the mean of its divisors is an integer number (560657415).

Almost surely, 2^1121314829 is an apocalyptic number.

It is an amenable number.

1121314829 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121314829 is an equidigital number, since it uses as much as digits as its factorization.

1121314829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 32.

The square root of 1121314829 is about 33486.0393149145. The cubic root of 1121314829 is about 1038.9050448907.

The spelling of 1121314829 in words is "one billion, one hundred twenty-one million, three hundred fourteen thousand, eight hundred twenty-nine".