513112606 has 4 divisors (see below), whose sum is σ = 769668912. Its totient is φ = 256556302.

The previous prime is 513112571. The next prime is 513112627. The reversal of 513112606 is 606211315.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×513112606² = 526569092872222472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128278150 + ... + 128278153.

It is an arithmetic number, because the mean of its divisors is an integer number (192417228).

Almost surely, 2^513112606 is an apocalyptic number.

513112606 is a deficient number, since it is larger than the sum of its proper divisors (256556306).

513112606 is a wasteful number, since it uses less digits than its factorization.

513112606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256556305.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 513112606 is about 22651.9890075905. The cubic root of 513112606 is about 800.5790630480.

The spelling of 513112606 in words is "five hundred thirteen million, one hundred twelve thousand, six hundred six".