12016969 has 2 divisors, whose sum is σ = 12016970. Its totient is φ = 12016968.

The previous prime is 12016931. The next prime is 12016973. The reversal of 12016969 is 96961021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11971600 + 45369 = 3460^2 + 213^2 .

It is a cyclic number.

It is not a de Polignac number, because 12016969 - 2¹¹ = 12014921 is a prime.

It is a super-2 number, since 2×12016969² = 288815087893922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12011969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6008484 + 6008485.

It is an arithmetic number, because the mean of its divisors is an integer number (6008485).

Almost surely, 2^12016969 is an apocalyptic number.

It is an amenable number.

12016969 is a deficient number, since it is larger than the sum of its proper divisors (1).

12016969 is an equidigital number, since it uses as much as digits as its factorization.

12016969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 12016969 is about 3466.5500140630. The cubic root of 12016969 is about 229.0507124392.

The spelling of 12016969 in words is "twelve million, sixteen thousand, nine hundred sixty-nine".