1243052446353 has 8 divisors (see below), whose sum is σ = 1657461023616. Its totient is φ = 828672750000.

The previous prime is 1243052446171. The next prime is 1243052446367. The reversal of 1243052446353 is 3536442503421.

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

It is a de Polignac number, because none of the positive numbers 2^k-1243052446353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1243052444353) 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, 7119598 + ... + 7292103.

It is an arithmetic number, because the mean of its divisors is an integer number (207182627952).

Almost surely, 2^{1243052446353} is an apocalyptic number.

It is an amenable number.

1243052446353 is a deficient number, since it is larger than the sum of its proper divisors (414408577263).

1243052446353 is a wasteful number, since it uses less digits than its factorization.

1243052446353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14440455.

The product of its (nonzero) digits is 1036800, while the sum is 42.

Adding to 1243052446353 its reverse (3536442503421), we get a palindrome (4779494949774).

The spelling of 1243052446353 in words is "one trillion, two hundred forty-three billion, fifty-two million, four hundred forty-six thousand, three hundred fifty-three".