12522724043 has 4 divisors (see below), whose sum is σ = 12709630440. Its totient is φ = 12335817648.

The previous prime is 12522724031. The next prime is 12522724061. The reversal of 12522724043 is 34042722521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34042722521 = 5297 ⋅6426793.

It is a cyclic number.

It is not a de Polignac number, because 12522724043 - 2⁶ = 12522723979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12522723043) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 93453098 + ... + 93453231.

It is an arithmetic number, because the mean of its divisors is an integer number (3177407610).

Almost surely, 2^12522724043 is an apocalyptic number.

12522724043 is a deficient number, since it is larger than the sum of its proper divisors (186906397).

12522724043 is an equidigital number, since it uses as much as digits as its factorization.

12522724043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186906396.

The product of its (nonzero) digits is 26880, while the sum is 32.

The spelling of 12522724043 in words is "twelve billion, five hundred twenty-two million, seven hundred twenty-four thousand, forty-three".