12601240 has 32 divisors (see below), whose sum is σ = 29587680. Its totient is φ = 4820992.

The previous prime is 12601231. The next prime is 12601241. The reversal of 12601240 is 4210621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12601241) 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, 5929 + ... + 7768.

It is an arithmetic number, because the mean of its divisors is an integer number (924615).

Almost surely, 2^12601240 is an apocalyptic number.

12601240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12601240 is an abundant number, since it is smaller than the sum of its proper divisors (16986440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12601240 is a wasteful number, since it uses less digits than its factorization.

12601240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13731 (or 13727 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 12601240 is about 3549.8225307753. The cubic root of 12601240 is about 232.7043103306.

Adding to 12601240 its reverse (4210621), we get a palindrome (16811861).

It can be divided in two parts, 1260 and 1240, that added together give a square (2500 = 50²).

The spelling of 12601240 in words is "twelve million, six hundred one thousand, two hundred forty".