12601144 has 8 divisors (see below), whose sum is σ = 23627160. Its totient is φ = 6300568.

The previous prime is 12601139. The next prime is 12601153. The reversal of 12601144 is 44110621.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 787564 + ... + 787579.

It is an arithmetic number, because the mean of its divisors is an integer number (2953395).

Almost surely, 2^12601144 is an apocalyptic number.

It is an amenable number.

12601144 is a deficient number, since it is larger than the sum of its proper divisors (11026016).

12601144 is a wasteful number, since it uses less digits than its factorization.

12601144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1575149 (or 1575145 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 12601144 is about 3549.8090089468. The cubic root of 12601144 is about 232.7037193922.

Adding to 12601144 its reverse (44110621), we get a palindrome (56711765).

It can be divided in two parts, 12 and 601144, that added together give a triangular number (601156 = T₁₀₉₆).

The spelling of 12601144 in words is "twelve million, six hundred one thousand, one hundred forty-four".