12401229 has 8 divisors (see below), whose sum is σ = 16938432. Its totient is φ = 8065760.

The previous prime is 12401189. The next prime is 12401251. The reversal of 12401229 is 92210421.

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 12401229 - 2⁷ = 12401101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12401429) 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, 50289 + ... + 50534.

It is an arithmetic number, because the mean of its divisors is an integer number (2117304).

Almost surely, 2^12401229 is an apocalyptic number.

It is an amenable number.

12401229 is a deficient number, since it is larger than the sum of its proper divisors (4537203).

12401229 is a wasteful number, since it uses less digits than its factorization.

12401229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100867.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 12401229 is about 3521.5378742816. The cubic root of 12401229 is about 231.4665520547.

The spelling of 12401229 in words is "twelve million, four hundred one thousand, two hundred twenty-nine".