12032013155 has 8 divisors (see below), whose sum is σ = 14442749712. Its totient is φ = 9622721248.

The previous prime is 12032013139. The next prime is 12032013197. The reversal of 12032013155 is 55131023021.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12032013155 - 2⁴ = 12032013139 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12032013155.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 342752 + ... + 376221.

It is an arithmetic number, because the mean of its divisors is an integer number (1805343714).

Almost surely, 2^12032013155 is an apocalyptic number.

12032013155 is a deficient number, since it is larger than the sum of its proper divisors (2410736557).

12032013155 is an equidigital number, since it uses as much as digits as its factorization.

12032013155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722325.

The product of its (nonzero) digits is 900, while the sum is 23.

Adding to 12032013155 its reverse (55131023021), we get a palindrome (67163036176).

The spelling of 12032013155 in words is "twelve billion, thirty-two million, thirteen thousand, one hundred fifty-five".