12029518943 has 4 divisors (see below), whose sum is σ = 12954866568. Its totient is φ = 11104171320.

The previous prime is 12029518927. The next prime is 12029518957. The reversal of 12029518943 is 34981592021.

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

It is a cyclic number.

It is not a de Polignac number, because 12029518943 - 2⁴ = 12029518927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12029518894 and 12029518903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12029511943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462673793 + ... + 462673818.

It is an arithmetic number, because the mean of its divisors is an integer number (3238716642).

Almost surely, 2^12029518943 is an apocalyptic number.

12029518943 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12029518943 is a deficient number, since it is larger than the sum of its proper divisors (925347625).

12029518943 is an equidigital number, since it uses as much as digits as its factorization.

12029518943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925347624.

The product of its (nonzero) digits is 155520, while the sum is 44.

The spelling of 12029518943 in words is "twelve billion, twenty-nine million, five hundred eighteen thousand, nine hundred forty-three".