12426161 has 8 divisors (see below), whose sum is σ = 13592448. Its totient is φ = 11266000.

The previous prime is 12426151. The next prime is 12426173. The reversal of 12426161 is 16162421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12426161 - 2¹⁸ = 12164017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12426121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3431 + ... + 6051.

It is an arithmetic number, because the mean of its divisors is an integer number (1699056).

Almost surely, 2^12426161 is an apocalyptic number.

12426161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12426161 is a deficient number, since it is larger than the sum of its proper divisors (1166287).

12426161 is a wasteful number, since it uses less digits than its factorization.

12426161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3063.

The product of its digits is 576, while the sum is 23.

The square root of 12426161 is about 3525.0760275489. The cubic root of 12426161 is about 231.6215652127.

Adding to 12426161 its reverse (16162421), we get a palindrome (28588582).

The spelling of 12426161 in words is "twelve million, four hundred twenty-six thousand, one hundred sixty-one".