12406959 has 16 divisors (see below), whose sum is σ = 19180800. Its totient is φ = 7911288.

The previous prime is 12406949. The next prime is 12406963. The reversal of 12406959 is 95960421.

It is not a de Polignac number, because 12406959 - 2⁸ = 12406703 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12406939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9369 + ... + 10610.

It is an arithmetic number, because the mean of its divisors is an integer number (1198800).

Almost surely, 2^12406959 is an apocalyptic number.

12406959 is a deficient number, since it is larger than the sum of its proper divisors (6773841).

12406959 is a wasteful number, since it uses less digits than its factorization.

12406959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20011 (or 20005 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 12406959 is about 3522.3513453374. The cubic root of 12406959 is about 231.5021963477.

The spelling of 12406959 in words is "twelve million, four hundred six thousand, nine hundred fifty-nine".