513841042 has 64 divisors (see below), whose sum is σ = 934053120. Its totient is φ = 208915200.

The previous prime is 513841039. The next prime is 513841049. The reversal of 513841042 is 240148315.

It is a self number, because there is not a number n which added to its sum of digits gives 513841042.

It is not an unprimeable number, because it can be changed into a prime (513841049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1652067 + ... + 1652377.

It is an arithmetic number, because the mean of its divisors is an integer number (14594580).

Almost surely, 2^513841042 is an apocalyptic number.

513841042 is a deficient number, since it is larger than the sum of its proper divisors (420212078).

513841042 is a wasteful number, since it uses less digits than its factorization.

513841042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 513841042 is about 22668.0621580231. The cubic root of 513841042 is about 800.9577290280.

Adding to 513841042 its reverse (240148315), we get a palindrome (753989357).

The spelling of 513841042 in words is "five hundred thirteen million, eight hundred forty-one thousand, forty-two".