12601001 has 8 divisors (see below), whose sum is σ = 14427840. Its totient is φ = 10780848.

The previous prime is 12600949. The next prime is 12601013. The reversal of 12601001 is 10010621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12601001 - 2¹⁴ = 12584617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12601031) 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, 3410 + ... + 6068.

It is an arithmetic number, because the mean of its divisors is an integer number (1803480).

Almost surely, 2^12601001 is an apocalyptic number.

It is an amenable number.

12601001 is a deficient number, since it is larger than the sum of its proper divisors (1826839).

12601001 is an equidigital number, since it uses as much as digits as its factorization.

12601001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3343.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 12601001 is about 3549.7888669610. The cubic root of 12601001 is about 232.7028391346.

Adding to 12601001 its reverse (10010621), we get a palindrome (22611622).

The spelling of 12601001 in words is "twelve million, six hundred one thousand, one".