4323341521 has 2 divisors, whose sum is σ = 4323341522. Its totient is φ = 4323341520.

The previous prime is 4323341501. The next prime is 4323341531. The reversal of 4323341521 is 1251433234.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3497066496 + 826275025 = 59136^2 + 28745^2 .

It is a cyclic number.

It is not a de Polignac number, because 4323341521 - 2²⁹ = 3786470609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4323341521.

It is not a weakly prime, because it can be changed into another prime (4323341501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2161670760 + 2161670761.

It is an arithmetic number, because the mean of its divisors is an integer number (2161670761).

Almost surely, 2^4323341521 is an apocalyptic number.

It is an amenable number.

4323341521 is a deficient number, since it is larger than the sum of its proper divisors (1).

4323341521 is an equidigital number, since it uses as much as digits as its factorization.

4323341521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 28.

The square root of 4323341521 is about 65752.1217984637. The cubic root of 4323341521 is about 1629.0703822649.

Adding to 4323341521 its reverse (1251433234), we get a palindrome (5574774755).

The spelling of 4323341521 in words is "four billion, three hundred twenty-three million, three hundred forty-one thousand, five hundred twenty-one".