6233532661 has 2 divisors, whose sum is σ = 6233532662. Its totient is φ = 6233532660.

The previous prime is 6233532659. The next prime is 6233532691. The reversal of 6233532661 is 1662353326.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5226422436 + 1007110225 = 72294^2 + 31735^2 .

It is a cyclic number.

It is not a de Polignac number, because 6233532661 - 2¹ = 6233532659 is a prime.

Together with 6233532659, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 6233532661.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6233532691) 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, 3116766330 + 3116766331.

It is an arithmetic number, because the mean of its divisors is an integer number (3116766331).

Almost surely, 2^6233532661 is an apocalyptic number.

It is an amenable number.

6233532661 is a deficient number, since it is larger than the sum of its proper divisors (1).

6233532661 is an equidigital number, since it uses as much as digits as its factorization.

6233532661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 116640, while the sum is 37.

The square root of 6233532661 is about 78952.7242151910. The cubic root of 6233532661 is about 1840.3965612061.

Adding to 6233532661 its reverse (1662353326), we get a palindrome (7895885987).

The spelling of 6233532661 in words is "six billion, two hundred thirty-three million, five hundred thirty-two thousand, six hundred sixty-one".