513137046 has 8 divisors (see below), whose sum is σ = 1026274104. Its totient is φ = 171045680.

The previous prime is 513137041. The next prime is 513137069. The reversal of 513137046 is 640731315.

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

513137046 is an admirable number.

It is a super-2 number, since 2×513137046² = 526619255955212232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513137041) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 42761415 + ... + 42761426.

It is an arithmetic number, because the mean of its divisors is an integer number (128284263).

Almost surely, 2^513137046 is an apocalyptic number.

513137046 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

513137046 is a wasteful number, since it uses less digits than its factorization.

513137046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85522846.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 513137046 is about 22652.5284681424. The cubic root of 513137046 is about 800.5917736054.

The spelling of 513137046 in words is "five hundred thirteen million, one hundred thirty-seven thousand, forty-six".