12034631 has 4 divisors (see below), whose sum is σ = 13753872. Its totient is φ = 10315392.

The previous prime is 12034621. The next prime is 12034639. The reversal of 12034631 is 13643021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12034631 - 2¹⁰ = 12033607 is a prime.

It is a super-2 number, since 2×12034631² = 289664686612322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12034639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 859610 + ... + 859623.

It is an arithmetic number, because the mean of its divisors is an integer number (3438468).

Almost surely, 2^12034631 is an apocalyptic number.

12034631 is a deficient number, since it is larger than the sum of its proper divisors (1719241).

12034631 is an equidigital number, since it uses as much as digits as its factorization.

12034631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1719240.

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

The square root of 12034631 is about 3469.0965682725. The cubic root of 12034631 is about 229.1628736489.

Adding to 12034631 its reverse (13643021), we get a palindrome (25677652).

The spelling of 12034631 in words is "twelve million, thirty-four thousand, six hundred thirty-one".