12003732135 has 12 divisors (see below), whose sum is σ = 20806469112. Its totient is φ = 6401990448.

The previous prime is 12003732119. The next prime is 12003732149. The reversal of 12003732135 is 53123730021.

It is not a de Polignac number, because 12003732135 - 2⁴ = 12003732119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12003732099 and 12003732108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 133374757 + ... + 133374846.

It is an arithmetic number, because the mean of its divisors is an integer number (1733872426).

Almost surely, 2^12003732135 is an apocalyptic number.

12003732135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12003732135 is a deficient number, since it is larger than the sum of its proper divisors (8802736977).

12003732135 is a wasteful number, since it uses less digits than its factorization.

12003732135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266749614 (or 266749611 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The spelling of 12003732135 in words is "twelve billion, three million, seven hundred thirty-two thousand, one hundred thirty-five".