343155102403 has 16 divisors (see below), whose sum is σ = 379188366336. Its totient is φ = 308886413440.

The previous prime is 343155102347. The next prime is 343155102461. The reversal of 343155102403 is 304201551343.

It is a cyclic number.

It is not a de Polignac number, because 343155102403 - 2²⁵ = 343121547971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343155108403) 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, 3117300 + ... + 3225502.

It is an arithmetic number, because the mean of its divisors is an integer number (23699272896).

Almost surely, 2^343155102403 is an apocalyptic number.

343155102403 is a deficient number, since it is larger than the sum of its proper divisors (36033263933).

343155102403 is a wasteful number, since it uses less digits than its factorization.

343155102403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116354.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 343155102403 its reverse (304201551343), we get a palindrome (647356653746).

The spelling of 343155102403 in words is "three hundred forty-three billion, one hundred fifty-five million, one hundred two thousand, four hundred three".