512111342 has 16 divisors (see below), whose sum is σ = 786143232. Its totient is φ = 250086360.

The previous prime is 512111293. The next prime is 512111359. The reversal of 512111342 is 243111215.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41867 + ... + 52697.

It is an arithmetic number, because the mean of its divisors is an integer number (49133952).

Almost surely, 2^512111342 is an apocalyptic number.

512111342 is a deficient number, since it is larger than the sum of its proper divisors (274031890).

512111342 is a wasteful number, since it uses less digits than its factorization.

512111342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11383.

The product of its digits is 240, while the sum is 20.

The square root of 512111342 is about 22629.8771980760. The cubic root of 512111342 is about 800.0579864219.

Adding to 512111342 its reverse (243111215), we get a palindrome (755222557).

The spelling of 512111342 in words is "five hundred twelve million, one hundred eleven thousand, three hundred forty-two".