12133554551 has 8 divisors (see below), whose sum is σ = 12849762240. Its totient is φ = 11417621248.

The previous prime is 12133554493. The next prime is 12133554569. The reversal of 12133554551 is 15545533121.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12133554551 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 (12133554751) 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, 26210 + ... + 157968.

It is an arithmetic number, because the mean of its divisors is an integer number (1606220280).

Almost surely, 2^12133554551 is an apocalyptic number.

12133554551 is a deficient number, since it is larger than the sum of its proper divisors (716207689).

12133554551 is a wasteful number, since it uses less digits than its factorization.

12133554551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137193.

The product of its digits is 45000, while the sum is 35.

The spelling of 12133554551 in words is "twelve billion, one hundred thirty-three million, five hundred fifty-four thousand, five hundred fifty-one".