2034344621 has 2 divisors, whose sum is σ = 2034344622. Its totient is φ = 2034344620.

The previous prime is 2034344617. The next prime is 2034344639. The reversal of 2034344621 is 1264434302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1925893225 + 108451396 = 43885^2 + 10414^2 .

It is a cyclic number.

It is not a de Polignac number, because 2034344621 - 2² = 2034344617 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2034344671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1017172310 + 1017172311.

It is an arithmetic number, because the mean of its divisors is an integer number (1017172311).

Almost surely, 2^2034344621 is an apocalyptic number.

It is an amenable number.

2034344621 is a deficient number, since it is larger than the sum of its proper divisors (1).

2034344621 is an equidigital number, since it uses as much as digits as its factorization.

2034344621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 2034344621 is about 45103.7096146204. The cubic root of 2034344621 is about 1267.0920760009.

Adding to 2034344621 its reverse (1264434302), we get a palindrome (3298778923).

The spelling of 2034344621 in words is "two billion, thirty-four million, three hundred forty-four thousand, six hundred twenty-one".