1201203343 has 2 divisors, whose sum is σ = 1201203344. Its totient is φ = 1201203342.

The previous prime is 1201203317. The next prime is 1201203371. The reversal of 1201203343 is 3433021021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1201203343 - 2⁹ = 1201202831 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1201203343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201203383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600601671 + 600601672.

It is an arithmetic number, because the mean of its divisors is an integer number (600601672).

Almost surely, 2^1201203343 is an apocalyptic number.

1201203343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201203343 is an equidigital number, since it uses as much as digits as its factorization.

1201203343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1201203343 is about 34658.3805593972. The cubic root of 1201203343 is about 1063.0136568364.

Adding to 1201203343 its reverse (3433021021), we get a palindrome (4634224364).

The spelling of 1201203343 in words is "one billion, two hundred one million, two hundred three thousand, three hundred forty-three".