345434133 has 16 divisors (see below), whose sum is σ = 503378496. Its totient is φ = 208967040.

The previous prime is 345434119. The next prime is 345434153. The reversal of 345434133 is 331434543.

It is a de Polignac number, because none of the positive numbers 2^k-345434133 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 345434133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345434153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8985 + ... + 27777.

It is an arithmetic number, because the mean of its divisors is an integer number (31461156).

Almost surely, 2^345434133 is an apocalyptic number.

345434133 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

345434133 is a deficient number, since it is larger than the sum of its proper divisors (157944363).

345434133 is a wasteful number, since it uses less digits than its factorization.

345434133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19364.

The product of its digits is 25920, while the sum is 30.

The square root of 345434133 is about 18585.8584143967. The cubic root of 345434133 is about 701.6519711385.

Adding to 345434133 its reverse (331434543), we get a palindrome (676868676).

The spelling of 345434133 in words is "three hundred forty-five million, four hundred thirty-four thousand, one hundred thirty-three".