6513345 has 16 divisors (see below), whose sum is σ = 11579520. Its totient is φ = 3473712.

The previous prime is 6513341. The next prime is 6513361. The reversal of 6513345 is 5433156.

6513345 is a `hidden beast` number, since 651 + 3 + 3 + 4 + 5 = 666.

It is not a de Polignac number, because 6513345 - 2² = 6513341 is a prime.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6513341) 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, 23989 + ... + 24258.

It is an arithmetic number, because the mean of its divisors is an integer number (723720).

Almost surely, 2^6513345 is an apocalyptic number.

It is an amenable number.

6513345 is a deficient number, since it is larger than the sum of its proper divisors (5066175).

6513345 is a wasteful number, since it uses less digits than its factorization.

6513345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48261 (or 48255 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 6513345 is about 2552.1255846843. The cubic root of 6513345 is about 186.7531894102.

The spelling of 6513345 in words is "six million, five hundred thirteen thousand, three hundred forty-five".