513001255 has 8 divisors (see below), whose sum is σ = 662955552. Its totient is φ = 378831648.

The previous prime is 513001243. The next prime is 513001259. The reversal of 513001255 is 552100315.

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

It is not a de Polignac number, because 513001255 - 2⁷ = 513001127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513001259) 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 7 ways as a sum of consecutive naturals, for example, 3946099 + ... + 3946228.

It is an arithmetic number, because the mean of its divisors is an integer number (82869444).

Almost surely, 2^513001255 is an apocalyptic number.

513001255 is a deficient number, since it is larger than the sum of its proper divisors (149954297).

513001255 is a wasteful number, since it uses less digits than its factorization.

513001255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7892345.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 513001255 is about 22649.5310105971. The cubic root of 513001255 is about 800.5211474122.

The spelling of 513001255 in words is "five hundred thirteen million, one thousand, two hundred fifty-five".