12293641 has 2 divisors, whose sum is σ = 12293642. Its totient is φ = 12293640.

The previous prime is 12293599. The next prime is 12293663. The reversal of 12293641 is 14639221.

12293641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12278016 + 15625 = 3504^2 + 125^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12293641 is a prime.

It is a super-2 number, since 2×12293641² = 302267218073762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12293441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6146820 + 6146821.

It is an arithmetic number, because the mean of its divisors is an integer number (6146821).

Almost surely, 2^12293641 is an apocalyptic number.

It is an amenable number.

12293641 is a deficient number, since it is larger than the sum of its proper divisors (1).

12293641 is an equidigital number, since it uses as much as digits as its factorization.

12293641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 28.

The square root of 12293641 is about 3506.2288858544. The cubic root of 12293641 is about 230.7952371745.

The spelling of 12293641 in words is "twelve million, two hundred ninety-three thousand, six hundred forty-one".