1011225343 has 2 divisors, whose sum is σ = 1011225344. Its totient is φ = 1011225342.

The previous prime is 1011225311. The next prime is 1011225409. The reversal of 1011225343 is 3435221101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1011225343 - 2⁵ = 1011225311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011225143) 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, 505612671 + 505612672.

It is an arithmetic number, because the mean of its divisors is an integer number (505612672).

Almost surely, 2^1011225343 is an apocalyptic number.

1011225343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011225343 is an equidigital number, since it uses as much as digits as its factorization.

1011225343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1011225343 is about 31799.7695431901. The cubic root of 1011225343 is about 1003.7278667409.

Adding to 1011225343 its reverse (3435221101), we get a palindrome (4446446444).

The spelling of 1011225343 in words is "one billion, eleven million, two hundred twenty-five thousand, three hundred forty-three".