16032641 has 2 divisors, whose sum is σ = 16032642. Its totient is φ = 16032640.

The previous prime is 16032619. The next prime is 16032661. The reversal of 16032641 is 14623061.

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., 16032016 + 625 = 4004^2 + 25^2 .

It is a cyclic number.

It is not a de Polignac number, because 16032641 - 2¹⁸ = 15770497 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (16032661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8016320 + 8016321.

It is an arithmetic number, because the mean of its divisors is an integer number (8016321).

Almost surely, 2^16032641 is an apocalyptic number.

It is an amenable number.

16032641 is a deficient number, since it is larger than the sum of its proper divisors (1).

16032641 is an equidigital number, since it uses as much as digits as its factorization.

16032641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 16032641 is about 4004.0780461924. The cubic root of 16032641 is about 252.1554480987.

The spelling of 16032641 in words is "sixteen million, thirty-two thousand, six hundred forty-one".