1134512009 has 2 divisors, whose sum is σ = 1134512010. Its totient is φ = 1134512008.

The previous prime is 1134511999. The next prime is 1134512039. The reversal of 1134512009 is 9002154311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 944209984 + 190302025 = 30728^2 + 13795^2 .

It is an emirp because it is prime and its reverse (9002154311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1134512009 - 2⁸ = 1134511753 is a prime.

It is not a weakly prime, because it can be changed into another prime (1134512039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567256004 + 567256005.

It is an arithmetic number, because the mean of its divisors is an integer number (567256005).

Almost surely, 2^1134512009 is an apocalyptic number.

It is an amenable number.

1134512009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1134512009 is an equidigital number, since it uses as much as digits as its factorization.

1134512009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 1134512009 is about 33682.5178542222. The cubic root of 1134512009 is about 1042.9649149065.

The spelling of 1134512009 in words is "one billion, one hundred thirty-four million, five hundred twelve thousand, nine".