343140055 has 16 divisors (see below), whose sum is σ = 417991680. Its totient is φ = 270380448.

The previous prime is 343140037. The next prime is 343140097. The reversal of 343140055 is 550041343.

It is a cyclic number.

It is not a de Polignac number, because 343140055 - 2¹¹ = 343138007 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221614 + ... + 223156.

It is an arithmetic number, because the mean of its divisors is an integer number (26124480).

Almost surely, 2^343140055 is an apocalyptic number.

343140055 is a deficient number, since it is larger than the sum of its proper divisors (74851625).

343140055 is a wasteful number, since it uses less digits than its factorization.

343140055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2190.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 343140055 is about 18524.0399211403. The cubic root of 343140055 is about 700.0952625454.

Adding to 343140055 its reverse (550041343), we get a palindrome (893181398).

The spelling of 343140055 in words is "three hundred forty-three million, one hundred forty thousand, fifty-five".