340103353 has 4 divisors (see below), whose sum is σ = 340249168. Its totient is φ = 339957540.

The previous prime is 340103311. The next prime is 340103359. The reversal of 340103353 is 353301043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340103353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340103359) 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, 69351 + ... + 74092.

It is an arithmetic number, because the mean of its divisors is an integer number (85062292).

Almost surely, 2^340103353 is an apocalyptic number.

It is an amenable number.

340103353 is a deficient number, since it is larger than the sum of its proper divisors (145815).

340103353 is a wasteful number, since it uses less digits than its factorization.

340103353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145814.

The product of its (nonzero) digits is 1620, while the sum is 22.

The square root of 340103353 is about 18441.8912533395. The cubic root of 340103353 is about 698.0239186610.

Adding to 340103353 its reverse (353301043), we get a palindrome (693404396).

The spelling of 340103353 in words is "three hundred forty million, one hundred three thousand, three hundred fifty-three".