343053405 has 12 divisors (see below), whose sum is σ = 594625980. Its totient is φ = 182961792.

The previous prime is 343053397. The next prime is 343053413. The reversal of 343053405 is 504350343.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (343053397) and next prime (343053413).

It can be written as a sum of positive squares in 2 ways, for example, as 88906041 + 254147364 = 9429^2 + 15942^2 .

It is not a de Polignac number, because 343053405 - 2³ = 343053397 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3811660 + ... + 3811749.

It is an arithmetic number, because the mean of its divisors is an integer number (49552165).

Almost surely, 2^343053405 is an apocalyptic number.

It is an amenable number.

343053405 is a deficient number, since it is larger than the sum of its proper divisors (251572575).

343053405 is a wasteful number, since it uses less digits than its factorization.

343053405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7623420 (or 7623417 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 343053405 is about 18521.7009208118. The cubic root of 343053405 is about 700.0363280466.

The spelling of 343053405 in words is "three hundred forty-three million, fifty-three thousand, four hundred five".