15968011 has 2 divisors, whose sum is σ = 15968012. Its totient is φ = 15968010.

The previous prime is 15967993. The next prime is 15968021. The reversal of 15968011 is 11086951.

It is a strong prime.

It is an emirp because it is prime and its reverse (11086951) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15968011 - 2⁹ = 15967499 is a prime.

It is a super-2 number, since 2×15968011² = 509954750592242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (15968021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7984005 + 7984006.

It is an arithmetic number, because the mean of its divisors is an integer number (7984006).

Almost surely, 2^15968011 is an apocalyptic number.

15968011 is a deficient number, since it is larger than the sum of its proper divisors (1).

15968011 is an equidigital number, since it uses as much as digits as its factorization.

15968011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 31.

The square root of 15968011 is about 3995.9993743743. Note that the first 3 decimals coincide. The cubic root of 15968011 is about 251.8161662116.

The spelling of 15968011 in words is "fifteen million, nine hundred sixty-eight thousand, eleven".