6245041091 has 4 divisors (see below), whose sum is σ = 6257865072. Its totient is φ = 6232217112.

The previous prime is 6245041073. The next prime is 6245041133. The reversal of 6245041091 is 1901405426.

6245041091 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6245041091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6245041021) 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, 6411260 + ... + 6412233.

It is an arithmetic number, because the mean of its divisors is an integer number (1564466268).

Almost surely, 2^6245041091 is an apocalyptic number.

6245041091 is a deficient number, since it is larger than the sum of its proper divisors (12823981).

6245041091 is a wasteful number, since it uses less digits than its factorization.

6245041091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12823980.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 6245041091 is about 79025.5723864117. The cubic root of 6245041091 is about 1841.5284530342.

The spelling of 6245041091 in words is "six billion, two hundred forty-five million, forty-one thousand, ninety-one".