12240251135 has 8 divisors (see below), whose sum is σ = 16786630176. Its totient is φ = 8393315040.

The previous prime is 12240251047. The next prime is 12240251143. The reversal of 12240251135 is 53115204221.

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

It is not a de Polignac number, because 12240251135 - 2⁸ = 12240250879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174860696 + ... + 174860765.

It is an arithmetic number, because the mean of its divisors is an integer number (2098328772).

Almost surely, 2^12240251135 is an apocalyptic number.

12240251135 is a deficient number, since it is larger than the sum of its proper divisors (4546379041).

12240251135 is an equidigital number, since it uses as much as digits as its factorization.

12240251135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349721473.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 12240251135 its reverse (53115204221), we get a palindrome (65355455356).

The spelling of 12240251135 in words is "twelve billion, two hundred forty million, two hundred fifty-one thousand, one hundred thirty-five".