13443332122497 has 4 divisors (see below), whose sum is σ = 17924442830000. Its totient is φ = 8962221414996.

The previous prime is 13443332122487. The next prime is 13443332122513. The reversal of 13443332122497 is 79422123334431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 13443332122497 - 2⁴ = 13443332122481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13443332122417) 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, 2240555353747 + ... + 2240555353752.

It is an arithmetic number, because the mean of its divisors is an integer number (4481110707500).

Almost surely, 2^{13443332122497} is an apocalyptic number.

It is an amenable number.

13443332122497 is a deficient number, since it is larger than the sum of its proper divisors (4481110707503).

13443332122497 is an equidigital number, since it uses as much as digits as its factorization.

13443332122497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4481110707502.

The product of its digits is 2612736, while the sum is 48.

The spelling of 13443332122497 in words is "thirteen trillion, four hundred forty-three billion, three hundred thirty-two million, one hundred twenty-two thousand, four hundred ninety-seven".