12142601 has 8 divisors (see below), whose sum is σ = 12612264. Its totient is φ = 11681280.

The previous prime is 12142589. The next prime is 12142609. The reversal of 12142601 is 10624121.

It can be written as a sum of positive squares in 4 ways, for example, as 274576 + 11868025 = 524^2 + 3445^2 .

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 12142601 - 2¹⁸ = 11880457 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12142601.

It is not an unprimeable number, because it can be changed into a prime (12142609) 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, 965 + ... + 5021.

It is an arithmetic number, because the mean of its divisors is an integer number (1576533).

Almost surely, 2^12142601 is an apocalyptic number.

It is an amenable number.

12142601 is a deficient number, since it is larger than the sum of its proper divisors (469663).

12142601 is an equidigital number, since it uses as much as digits as its factorization.

12142601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4171.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 12142601 is about 3484.6235090753. The cubic root of 12142601 is about 229.8461542051.

Adding to 12142601 its reverse (10624121), we get a palindrome (22766722).

The spelling of 12142601 in words is "twelve million, one hundred forty-two thousand, six hundred one".