1232451215343 has 12 divisors (see below), whose sum is σ = 1846140915528. Its totient is φ = 821634143400.

The previous prime is 1232451215297. The next prime is 1232451215351. The reversal of 1232451215343 is 3435121542321.

1232451215343 is a `hidden beast` number, since 12 + 3 + 2 + 451 + 2 + 153 + 43 = 666.

It is not a de Polignac number, because 1232451215343 - 2⁸ = 1232451215087 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1232451215298 and 1232451215307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232451215393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2535907608 + ... + 2535908093.

It is an arithmetic number, because the mean of its divisors is an integer number (153845076294).

Almost surely, 2^{1232451215343} is an apocalyptic number.

1232451215343 is a deficient number, since it is larger than the sum of its proper divisors (613689700185).

1232451215343 is an frugal number, since it uses more digits than its factorization.

1232451215343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5071815716 (or 5071815704 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

Adding to 1232451215343 its reverse (3435121542321), we get a palindrome (4667572757664).

The spelling of 1232451215343 in words is "one trillion, two hundred thirty-two billion, four hundred fifty-one million, two hundred fifteen thousand, three hundred forty-three".