343445453 has 8 divisors (see below), whose sum is σ = 385945728. Its totient is φ = 303242544.

The previous prime is 343445419. The next prime is 343445477. The reversal of 343445453 is 354544343.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 343445453 - 2²⁰ = 342396877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343445483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 574025 + ... + 574622.

It is an arithmetic number, because the mean of its divisors is an integer number (48243216).

Almost surely, 2^343445453 is an apocalyptic number.

It is an amenable number.

343445453 is a deficient number, since it is larger than the sum of its proper divisors (42500275).

343445453 is a wasteful number, since it uses less digits than its factorization.

343445453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148683.

The product of its digits is 172800, while the sum is 35.

The square root of 343445453 is about 18532.2813760206. The cubic root of 343445453 is about 700.3028981652.

Adding to 343445453 its reverse (354544343), we get a palindrome (697989796).

The spelling of 343445453 in words is "three hundred forty-three million, four hundred forty-five thousand, four hundred fifty-three".