513000027 has 16 divisors (see below), whose sum is σ = 793044480. Its totient is φ = 327130056.

The previous prime is 513000023. The next prime is 513000083. The reversal of 513000027 is 720000315.

It is not a de Polignac number, because 513000027 - 2² = 513000023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 512999973 and 513000009.

It is not an unprimeable number, because it can be changed into a prime (513000023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 412423 + ... + 413664.

It is an arithmetic number, because the mean of its divisors is an integer number (49565280).

Almost surely, 2^513000027 is an apocalyptic number.

513000027 is a deficient number, since it is larger than the sum of its proper divisors (280044453).

513000027 is a wasteful number, since it uses less digits than its factorization.

513000027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826119 (or 826113 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 513000027 is about 22649.5039018518. The cubic root of 513000027 is about 800.5205086608.

The spelling of 513000027 in words is "five hundred thirteen million, twenty-seven", and thus it is an aban number.