1209869003343 has 192 divisors, whose sum is σ = 2233003351040. Its totient is φ = 566836807680.

The previous prime is 1209869003341. The next prime is 1209869003437. The reversal of 1209869003343 is 3433009689021.

It is a happy number.

It is not a de Polignac number, because 1209869003343 - 2¹ = 1209869003341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1209869003292 and 1209869003301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1209869003341) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 262841280 + ... + 262845882.

Almost surely, 2^{1209869003343} is an apocalyptic number.

1209869003343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1209869003343 is a deficient number, since it is larger than the sum of its proper divisors (1023134347697).

1209869003343 is a wasteful number, since it uses less digits than its factorization.

1209869003343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4830 (or 4819 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 48.

The spelling of 1209869003343 in words is "one trillion, two hundred nine billion, eight hundred sixty-nine million, three thousand, three hundred forty-three".