12409601 has 2 divisors, whose sum is σ = 12409602. Its totient is φ = 12409600.

The previous prime is 12409589. The next prime is 12409613. The reversal of 12409601 is 10690421.

It is a happy number.

12409601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (12409589) and next prime (12409613).

It can be written as a sum of positive squares in only one way, i.e., 11730625 + 678976 = 3425^2 + 824^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12409601 is a prime.

It is not a weakly prime, because it can be changed into another prime (12409681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6204800 + 6204801.

It is an arithmetic number, because the mean of its divisors is an integer number (6204801).

Almost surely, 2^12409601 is an apocalyptic number.

It is an amenable number.

12409601 is a deficient number, since it is larger than the sum of its proper divisors (1).

12409601 is an equidigital number, since it uses as much as digits as its factorization.

12409601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 12409601 is about 3522.7263589442. The cubic root of 12409601 is about 231.5186275939.

The spelling of 12409601 in words is "twelve million, four hundred nine thousand, six hundred one".