12156263043 has 8 divisors (see below), whose sum is σ = 16290627408. Its totient is φ = 8063037024.

The previous prime is 12156263029. The next prime is 12156263057. The reversal of 12156263043 is 34036265121.

It is an interprime number because it is at equal distance from previous prime (12156263029) and next prime (12156263057).

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

It is not a de Polignac number, because 12156263043 - 2³² = 7861295747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12156262995 and 12156263013.

It is not an unprimeable number, because it can be changed into a prime (12156263243) 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, 10283896 + ... + 10285077.

It is an arithmetic number, because the mean of its divisors is an integer number (2036328426).

Almost surely, 2^12156263043 is an apocalyptic number.

12156263043 is a deficient number, since it is larger than the sum of its proper divisors (4134364365).

12156263043 is a wasteful number, since it uses less digits than its factorization.

12156263043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20569173.

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 12156263043 in words is "twelve billion, one hundred fifty-six million, two hundred sixty-three thousand, forty-three".