1232445343543 has 8 divisors (see below), whose sum is σ = 1304558438400. Its totient is φ = 1161057003768.

The previous prime is 1232445343517. The next prime is 1232445343559. The reversal of 1232445343543 is 3453435442321.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1232445343543 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1232445343543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232445643543) 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, 181185271 + ... + 181192072.

It is an arithmetic number, because the mean of its divisors is an integer number (163069804800).

Almost surely, 2^{1232445343543} is an apocalyptic number.

1232445343543 is a deficient number, since it is larger than the sum of its proper divisors (72113094857).

1232445343543 is a wasteful number, since it uses less digits than its factorization.

1232445343543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362377541.

The product of its digits is 2073600, while the sum is 43.

The spelling of 1232445343543 in words is "one trillion, two hundred thirty-two billion, four hundred forty-five million, three hundred forty-three thousand, five hundred forty-three".