12501273 has 12 divisors (see below), whose sum is σ = 17707760. Its totient is φ = 7843392.

The previous prime is 12501257. The next prime is 12501283. The reversal of 12501273 is 37210521.

12501273 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12501273 - 2⁴ = 12501257 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12501283) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6343 + ... + 8076.

Almost surely, 2^12501273 is an apocalyptic number.

It is an amenable number.

12501273 is a deficient number, since it is larger than the sum of its proper divisors (5206487).

12501273 is a wasteful number, since it uses less digits than its factorization.

12501273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14456 (or 14439 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 12501273 is about 3535.7139307359. The cubic root of 12501273 is about 232.0873197367.

Adding to 12501273 its reverse (37210521), we get a palindrome (49711794).

The spelling of 12501273 in words is "twelve million, five hundred one thousand, two hundred seventy-three".