12701144 has 16 divisors (see below), whose sum is σ = 24396120. Its totient is φ = 6195520.

The previous prime is 12701131. The next prime is 12701153. The reversal of 12701144 is 44110721.

12701144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12701144² = 322638117817472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19034 + ... + 19689.

Almost surely, 2^12701144 is an apocalyptic number.

It is an amenable number.

12701144 is a deficient number, since it is larger than the sum of its proper divisors (11694976).

12701144 is a wasteful number, since it uses less digits than its factorization.

12701144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38770 (or 38766 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 12701144 is about 3563.8664396972. The cubic root of 12701144 is about 233.3176606253.

Adding to 12701144 its reverse (44110721), we get a palindrome (56811865).

The spelling of 12701144 in words is "twelve million, seven hundred one thousand, one hundred forty-four".