1235003231343 has 16 divisors (see below), whose sum is σ = 1889783792640. Its totient is φ = 702763342176.

The previous prime is 1235003231323. The next prime is 1235003231377. The reversal of 1235003231343 is 3431323005321.

It is not a de Polignac number, because 1235003231343 - 2⁶ = 1235003231279 is a prime.

It is a super-3 number, since 3×1235003231343³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1235003231343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1235003231323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123027780 + ... + 123037817.

It is an arithmetic number, because the mean of its divisors is an integer number (118111487040).

Almost surely, 2^{1235003231343} is an apocalyptic number.

1235003231343 is a deficient number, since it is larger than the sum of its proper divisors (654780561297).

1235003231343 is a wasteful number, since it uses less digits than its factorization.

1235003231343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246065846.

The product of its (nonzero) digits is 19440, while the sum is 30.

Adding to 1235003231343 its reverse (3431323005321), we get a palindrome (4666326236664).

The spelling of 1235003231343 in words is "one trillion, two hundred thirty-five billion, three million, two hundred thirty-one thousand, three hundred forty-three".