2034403391 has 2 divisors, whose sum is σ = 2034403392. Its totient is φ = 2034403390.

The previous prime is 2034403381. The next prime is 2034403403. The reversal of 2034403391 is 1933044302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2034403391 - 2¹⁰ = 2034402367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2034403351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1017201695 + 1017201696.

It is an arithmetic number, because the mean of its divisors is an integer number (1017201696).

Almost surely, 2^2034403391 is an apocalyptic number.

2034403391 is a deficient number, since it is larger than the sum of its proper divisors (1).

2034403391 is an equidigital number, since it uses as much as digits as its factorization.

2034403391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 2034403391 is about 45104.3611084338. The cubic root of 2034403391 is about 1267.1042775200.

Adding to 2034403391 its reverse (1933044302), we get a palindrome (3967447693).

The spelling of 2034403391 in words is "two billion, thirty-four million, four hundred three thousand, three hundred ninety-one".