6541607 has 4 divisors (see below), whose sum is σ = 6546960. Its totient is φ = 6536256.

The previous prime is 6541597. The next prime is 6541609. The reversal of 6541607 is 7061456.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6541607 - 2⁸ = 6541351 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 6541607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6541609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158 + ... + 3620.

It is an arithmetic number, because the mean of its divisors is an integer number (1636740).

Almost surely, 2^6541607 is an apocalyptic number.

6541607 is a deficient number, since it is larger than the sum of its proper divisors (5353).

6541607 is a wasteful number, since it uses less digits than its factorization.

6541607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5352.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 6541607 is about 2557.6565445736. The cubic root of 6541607 is about 187.0229127271.

The spelling of 6541607 in words is "six million, five hundred forty-one thousand, six hundred seven".