513214655 has 8 divisors (see below), whose sum is σ = 625953984. Its totient is φ = 403840800.

The previous prime is 513214607. The next prime is 513214657. The reversal of 513214655 is 556412315.

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

It is not a de Polignac number, because 513214655 - 2⁶ = 513214591 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 (513214657) 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, 841031 + ... + 841640.

It is an arithmetic number, because the mean of its divisors is an integer number (78244248).

Almost surely, 2^513214655 is an apocalyptic number.

513214655 is a deficient number, since it is larger than the sum of its proper divisors (112739329).

513214655 is a wasteful number, since it uses less digits than its factorization.

513214655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1682737.

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

The square root of 513214655 is about 22654.2414351044. The cubic root of 513214655 is about 800.6321331905.

The spelling of 513214655 in words is "five hundred thirteen million, two hundred fourteen thousand, six hundred fifty-five".