513201340 has 12 divisors (see below), whose sum is σ = 1077722856. Its totient is φ = 205280528.

The previous prime is 513201331. The next prime is 513201361. The reversal of 513201340 is 43102315.

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 in 3 ways as a sum of consecutive naturals, for example, 12830014 + ... + 12830053.

It is an arithmetic number, because the mean of its divisors is an integer number (89810238).

Almost surely, 2^513201340 is an apocalyptic number.

It is an amenable number.

513201340 is an abundant number, since it is smaller than the sum of its proper divisors (564521516).

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

513201340 is a wasteful number, since it uses less digits than its factorization.

513201340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25660076 (or 25660074 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 513201340 is about 22653.9475588693. The cubic root of 513201340 is about 800.6252091812.

Adding to 513201340 its reverse (43102315), we get a palindrome (556303655).

The spelling of 513201340 in words is "five hundred thirteen million, two hundred one thousand, three hundred forty".