6477513 has 16 divisors (see below), whose sum is σ = 10300416. Its totient is φ = 3540240.

The previous prime is 6477503. The next prime is 6477533. The reversal of 6477513 is 3157746.

It is not a de Polignac number, because 6477513 - 2¹⁴ = 6461129 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6477503) 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, 6223 + ... + 7188.

It is an arithmetic number, because the mean of its divisors is an integer number (643776).

Almost surely, 2^6477513 is an apocalyptic number.

It is an amenable number.

6477513 is a deficient number, since it is larger than the sum of its proper divisors (3822903).

6477513 is a wasteful number, since it uses less digits than its factorization.

6477513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13444.

The product of its digits is 17640, while the sum is 33.

The square root of 6477513 is about 2545.0958724575. The cubic root of 6477513 is about 186.4100964187.

It can be divided in two parts, 64 and 77513, that added together give a palindrome (77577).

The spelling of 6477513 in words is "six million, four hundred seventy-seven thousand, five hundred thirteen".