345240134 has 8 divisors (see below), whose sum is σ = 518984928. Its totient is φ = 172245160.

The previous prime is 345240121. The next prime is 345240139. The reversal of 345240134 is 431042543.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345240139) 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, 186302 + ... + 188145.

It is an arithmetic number, because the mean of its divisors is an integer number (64873116).

Almost surely, 2^345240134 is an apocalyptic number.

345240134 is a deficient number, since it is larger than the sum of its proper divisors (173744794).

345240134 is a wasteful number, since it uses less digits than its factorization.

345240134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374910.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 345240134 is about 18580.6386865468. The cubic root of 345240134 is about 701.5205951320.

Adding to 345240134 its reverse (431042543), we get a palindrome (776282677).

The spelling of 345240134 in words is "three hundred forty-five million, two hundred forty thousand, one hundred thirty-four".