1134234809 has 2 divisors, whose sum is σ = 1134234810. Its totient is φ = 1134234808.

The previous prime is 1134234797. The next prime is 1134234817. The reversal of 1134234809 is 9084324311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1127079184 + 7155625 = 33572^2 + 2675^2 .

It is a cyclic number.

It is not a de Polignac number, because 1134234809 - 2⁸ = 1134234553 is a prime.

It is not a weakly prime, because it can be changed into another prime (1134254809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567117404 + 567117405.

It is an arithmetic number, because the mean of its divisors is an integer number (567117405).

Almost surely, 2^1134234809 is an apocalyptic number.

It is an amenable number.

1134234809 is a deficient number, since it is larger than the sum of its proper divisors (1).

1134234809 is an equidigital number, since it uses as much as digits as its factorization.

1134234809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 1134234809 is about 33678.4027085609. The cubic root of 1134234809 is about 1042.8799640137.

The spelling of 1134234809 in words is "one billion, one hundred thirty-four million, two hundred thirty-four thousand, eight hundred nine".