16042601 has 2 divisors, whose sum is σ = 16042602. Its totient is φ = 16042600.

The previous prime is 16042591. The next prime is 16042613. The reversal of 16042601 is 10624061.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11424400 + 4618201 = 3380^2 + 2149^2 .

It is a cyclic number.

It is not a de Polignac number, because 16042601 - 2²² = 11848297 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16042001) 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, 8021300 + 8021301.

It is an arithmetic number, because the mean of its divisors is an integer number (8021301).

Almost surely, 2^16042601 is an apocalyptic number.

It is an amenable number.

16042601 is a deficient number, since it is larger than the sum of its proper divisors (1).

16042601 is an equidigital number, since it uses as much as digits as its factorization.

16042601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 16042601 is about 4005.3215850915. The cubic root of 16042601 is about 252.2076530218.

Adding to 16042601 its reverse (10624061), we get a palindrome (26666662).

The spelling of 16042601 in words is "sixteen million, forty-two thousand, six hundred one".