12401253 has 24 divisors (see below), whose sum is σ = 18590208. Its totient is φ = 7960032.

The previous prime is 12401251. The next prime is 12401261. The reversal of 12401253 is 35210421.

12401253 is a `hidden beast` number, since 12 + 401 + 253 = 666.

It is not a de Polignac number, because 12401253 - 2¹ = 12401251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12401251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55500 + ... + 55722.

It is an arithmetic number, because the mean of its divisors is an integer number (774592).

Almost surely, 2^12401253 is an apocalyptic number.

It is an amenable number.

12401253 is a deficient number, since it is larger than the sum of its proper divisors (6188955).

12401253 is a wasteful number, since it uses less digits than its factorization.

12401253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433 (or 430 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 12401253 is about 3521.5412818821. The cubic root of 12401253 is about 231.4667013730.

Adding to 12401253 its reverse (35210421), we get a palindrome (47611674).

The spelling of 12401253 in words is "twelve million, four hundred one thousand, two hundred fifty-three".