513214245 has 64 divisors (see below), whose sum is σ = 940262400. Its totient is φ = 265446720.

The previous prime is 513214237. The next prime is 513214253. The reversal of 513214245 is 542412315.

513214245 is a `hidden beast` number, since 513 + 2 + 142 + 4 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (513214237) and next prime (513214253).

It is not a de Polignac number, because 513214245 - 2³ = 513214237 is a prime.

It is a super-2 number, since 2×513214245² = 526777722541840050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1224646 + ... + 1225064.

It is an arithmetic number, because the mean of its divisors is an integer number (14691600).

Almost surely, 2^513214245 is an apocalyptic number.

It is an amenable number.

513214245 is a deficient number, since it is larger than the sum of its proper divisors (427048155).

513214245 is a wasteful number, since it uses less digits than its factorization.

513214245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687 (or 681 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 513214245 is about 22654.2323860245. The cubic root of 513214245 is about 800.6319199858.

The spelling of 513214245 in words is "five hundred thirteen million, two hundred fourteen thousand, two hundred forty-five".