1011009343 has 2 divisors, whose sum is σ = 1011009344. Its totient is φ = 1011009342.

The previous prime is 1011009341. The next prime is 1011009353. The reversal of 1011009343 is 3439001101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1011009343 - 2¹ = 1011009341 is a prime.

Together with 1011009341, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011009341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505504671 + 505504672.

It is an arithmetic number, because the mean of its divisors is an integer number (505504672).

Almost surely, 2^1011009343 is an apocalyptic number.

1011009343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011009343 is an equidigital number, since it uses as much as digits as its factorization.

1011009343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 1011009343 is about 31796.3731107810. The cubic root of 1011009343 is about 1003.6563954777.

The spelling of 1011009343 in words is "one billion, eleven million, nine thousand, three hundred forty-three".