12140633 has 8 divisors (see below), whose sum is σ = 12493320. Its totient is φ = 11790720.

The previous prime is 12140629. The next prime is 12140651. The reversal of 12140633 is 33604121.

It can be written as a sum of positive squares in 4 ways, for example, as 85849 + 12054784 = 293^2 + 3472^2 .

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 12140633 - 2² = 12140629 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12140683) 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, 10823 + ... + 11891.

It is an arithmetic number, because the mean of its divisors is an integer number (1561665).

Almost surely, 2^12140633 is an apocalyptic number.

It is an amenable number.

12140633 is a deficient number, since it is larger than the sum of its proper divisors (352687).

12140633 is a wasteful number, since it uses less digits than its factorization.

12140633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 12140633 is about 3484.3411141850. The cubic root of 12140633 is about 229.8337361718.

Adding to 12140633 its reverse (33604121), we get a palindrome (45744754).

The spelling of 12140633 in words is "twelve million, one hundred forty thousand, six hundred thirty-three".