15332641 has 2 divisors, whose sum is σ = 15332642. Its totient is φ = 15332640.

The previous prime is 15332627. The next prime is 15332659. The reversal of 15332641 is 14623351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13653025 + 1679616 = 3695^2 + 1296^2 .

It is a cyclic number.

It is not a de Polignac number, because 15332641 - 2⁵ = 15332609 is a prime.

It is not a weakly prime, because it can be changed into another prime (15332671) 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, 7666320 + 7666321.

It is an arithmetic number, because the mean of its divisors is an integer number (7666321).

Almost surely, 2^15332641 is an apocalyptic number.

It is an amenable number.

15332641 is a deficient number, since it is larger than the sum of its proper divisors (1).

15332641 is an equidigital number, since it uses as much as digits as its factorization.

15332641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 25.

The square root of 15332641 is about 3915.6916375016. The cubic root of 15332641 is about 248.4309246127.

Adding to 15332641 its reverse (14623351), we get a palindrome (29955992).

The spelling of 15332641 in words is "fifteen million, three hundred thirty-two thousand, six hundred forty-one".