6541913 has 16 divisors (see below), whose sum is σ = 7879680. Its totient is φ = 5310096.

The previous prime is 6541903. The next prime is 6541921. The reversal of 6541913 is 3191456.

It is a cyclic number.

It is not a de Polignac number, because 6541913 - 2¹⁴ = 6525529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6541903) 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, 28706 + ... + 28932.

It is an arithmetic number, because the mean of its divisors is an integer number (492480).

Almost surely, 2^6541913 is an apocalyptic number.

It is an amenable number.

6541913 is a deficient number, since it is larger than the sum of its proper divisors (1337767).

6541913 is a wasteful number, since it uses less digits than its factorization.

6541913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436.

The product of its digits is 3240, while the sum is 29.

The square root of 6541913 is about 2557.7163642593. The cubic root of 6541913 is about 187.0258288362.

The spelling of 6541913 in words is "six million, five hundred forty-one thousand, nine hundred thirteen".