513155426 has 16 divisors (see below), whose sum is σ = 901152000. Its totient is φ = 214559520.

The previous prime is 513155413. The next prime is 513155437. The reversal of 513155426 is 624551315.

It is a junction number, because it is equal to n+sod(n) for n = 513155392 and 513155401.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 446426 + ... + 447573.

It is an arithmetic number, because the mean of its divisors is an integer number (56322000).

Almost surely, 2^513155426 is an apocalyptic number.

513155426 is a deficient number, since it is larger than the sum of its proper divisors (387996574).

513155426 is a wasteful number, since it uses less digits than its factorization.

513155426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894049.

The product of its digits is 18000, while the sum is 32.

The square root of 513155426 is about 22652.9341587354. The cubic root of 513155426 is about 800.6013322611.

The spelling of 513155426 in words is "five hundred thirteen million, one hundred fifty-five thousand, four hundred twenty-six".