12110401 has 2 divisors, whose sum is σ = 12110402. Its totient is φ = 12110400.

The previous prime is 12110393. The next prime is 12110407. The reversal of 12110401 is 10401121.

It is a Cunningham number, because it is equal to 3480²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12110400 + 1 = 3480^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 12110401 - 2³ = 12110393 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12110407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6055200 + 6055201.

It is an arithmetic number, because the mean of its divisors is an integer number (6055201).

Almost surely, 2^12110401 is an apocalyptic number.

It is an amenable number.

12110401 is a deficient number, since it is larger than the sum of its proper divisors (1).

12110401 is an equidigital number, since it uses as much as digits as its factorization.

12110401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 12110401 is about 3480.0001436782. Note that the first 3 decimals coincide. The cubic root of 12110401 is about 229.6428040909.

Adding to 12110401 its reverse (10401121), we get a palindrome (22511522).

It can be divided in two parts, 121 and 10401, that multiplied together give a palindrome (1258521).

The spelling of 12110401 in words is "twelve million, one hundred ten thousand, four hundred one".