6501455 has 16 divisors (see below), whose sum is σ = 8109504. Its totient is φ = 4999680.

The previous prime is 6501431. The next prime is 6501487. The reversal of 6501455 is 5541056.

It is not a de Polignac number, because 6501455 - 2²⁰ = 5452879 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20750 + ... + 21060.

It is an arithmetic number, because the mean of its divisors is an integer number (506844).

Almost surely, 2^6501455 is an apocalyptic number.

6501455 is a deficient number, since it is larger than the sum of its proper divisors (1608049).

6501455 is a wasteful number, since it uses less digits than its factorization.

6501455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 6501455 is about 2549.7950898062. The cubic root of 6501455 is about 186.6394819397.

The spelling of 6501455 in words is "six million, five hundred one thousand, four hundred fifty-five".