1343213542503 has 48 divisors (see below), whose sum is σ = 2289077286912. Its totient is φ = 742732200000.

The previous prime is 1343213542493. The next prime is 1343213542513. The reversal of 1343213542503 is 3052453123431.

1343213542503 is a `hidden beast` number, since 1 + 3 + 43 + 21 + 3 + 542 + 50 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1343213542493) and next prime (1343213542513).

It is not a de Polignac number, because 1343213542503 - 2⁴ = 1343213542487 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343213542513) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39142453 + ... + 39176753.

It is an arithmetic number, because the mean of its divisors is an integer number (47689110144).

Almost surely, 2^{1343213542503} is an apocalyptic number.

1343213542503 is a deficient number, since it is larger than the sum of its proper divisors (945863744409).

1343213542503 is a wasteful number, since it uses less digits than its factorization.

1343213542503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54396 (or 54393 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 1343213542503 its reverse (3052453123431), we get a palindrome (4395666665934).

The spelling of 1343213542503 in words is "one trillion, three hundred forty-three billion, two hundred thirteen million, five hundred forty-two thousand, five hundred three".