123332641 has 2 divisors, whose sum is σ = 123332642. Its totient is φ = 123332640.

The previous prime is 123332639. The next prime is 123332669. The reversal of 123332641 is 146233321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96334225 + 26998416 = 9815^2 + 5196^2 .

It is a cyclic number.

It is not a de Polignac number, because 123332641 - 2¹ = 123332639 is a prime.

Together with 123332639, it forms a pair of twin primes.

It is equal to p_7020547 and since 123332641 and 7020547 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (123332941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61666320 + 61666321.

It is an arithmetic number, because the mean of its divisors is an integer number (61666321).

Almost surely, 2^123332641 is an apocalyptic number.

It is an amenable number.

123332641 is a deficient number, since it is larger than the sum of its proper divisors (1).

123332641 is an equidigital number, since it uses as much as digits as its factorization.

123332641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 25.

The square root of 123332641 is about 11105.5229953389. The cubic root of 123332641 is about 497.7668960077.

Adding to 123332641 its reverse (146233321), we get a palindrome (269565962).

The spelling of 123332641 in words is "one hundred twenty-three million, three hundred thirty-two thousand, six hundred forty-one".