12236835087 has 12 divisors (see below), whose sum is σ = 17692753624. Its totient is φ = 8149893840.

The previous prime is 12236835077. The next prime is 12236835103. The reversal of 12236835087 is 78053863221.

It is not a de Polignac number, because 12236835087 - 2¹⁰ = 12236834063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12236835007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 656653 + ... + 675030.

Almost surely, 2^12236835087 is an apocalyptic number.

12236835087 is a deficient number, since it is larger than the sum of its proper divisors (5455918537).

12236835087 is a wasteful number, since it uses less digits than its factorization.

12236835087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332710 (or 1332707 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 12236835087 in words is "twelve billion, two hundred thirty-six million, eight hundred thirty-five thousand, eighty-seven".