343177490203 has 4 divisors (see below), whose sum is σ = 343350203560. Its totient is φ = 343004776848.

The previous prime is 343177490171. The next prime is 343177490297. The reversal of 343177490203 is 302094771343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302094771343 = 509 ⋅593506427.

It is a cyclic number.

It is not a de Polignac number, because 343177490203 - 2⁵ = 343177490171 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 343177490203.

It is not an unprimeable number, because it can be changed into a prime (343177493203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86353698 + ... + 86357671.

It is an arithmetic number, because the mean of its divisors is an integer number (85837550890).

Almost surely, 2^343177490203 is an apocalyptic number.

343177490203 is a deficient number, since it is larger than the sum of its proper divisors (172713357).

343177490203 is a wasteful number, since it uses less digits than its factorization.

343177490203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172713356.

The product of its (nonzero) digits is 381024, while the sum is 43.

The spelling of 343177490203 in words is "three hundred forty-three billion, one hundred seventy-seven million, four hundred ninety thousand, two hundred three".