1233357361243 has 8 divisors (see below), whose sum is σ = 1409586796512. Its totient is φ = 1057136807616.

The previous prime is 1233357361193. The next prime is 1233357361253. The reversal of 1233357361243 is 3421637533321.

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

It is a cyclic number.

It is not a de Polignac number, because 1233357361243 - 2³³ = 1224767426651 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 1233357361243.

It is not an unprimeable number, because it can be changed into a prime (1233357361253) 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, 1920130 + ... + 2480647.

It is an arithmetic number, because the mean of its divisors is an integer number (176198349564).

Almost surely, 2^{1233357361243} is an apocalyptic number.

1233357361243 is a deficient number, since it is larger than the sum of its proper divisors (176229435269).

1233357361243 is an equidigital number, since it uses as much as digits as its factorization.

1233357361243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4440821.

The product of its digits is 816480, while the sum is 43.

The spelling of 1233357361243 in words is "one trillion, two hundred thirty-three billion, three hundred fifty-seven million, three hundred sixty-one thousand, two hundred forty-three".