12055019134 has 4 divisors (see below), whose sum is σ = 18082528704. Its totient is φ = 6027509566.

The previous prime is 12055019131. The next prime is 12055019149. The reversal of 12055019134 is 43191055021.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×12055019134² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12055019096 and 12055019105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12055019131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3013754782 + ... + 3013754785.

It is an arithmetic number, because the mean of its divisors is an integer number (4520632176).

Almost surely, 2^12055019134 is an apocalyptic number.

12055019134 is a deficient number, since it is larger than the sum of its proper divisors (6027509570).

12055019134 is an equidigital number, since it uses as much as digits as its factorization.

12055019134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6027509569.

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 12055019134 in words is "twelve billion, fifty-five million, nineteen thousand, one hundred thirty-four".