6247997133 has 32 divisors (see below), whose sum is σ = 9871718400. Its totient is φ = 3439240896.

The previous prime is 6247997111. The next prime is 6247997159. The reversal of 6247997133 is 3317997426.

It is not a de Polignac number, because 6247997133 - 2¹³ = 6247988941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6247997333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 258208 + ... + 281366.

It is an arithmetic number, because the mean of its divisors is an integer number (308491200).

Almost surely, 2^6247997133 is an apocalyptic number.

It is an amenable number.

6247997133 is a deficient number, since it is larger than the sum of its proper divisors (3623721267).

6247997133 is a wasteful number, since it uses less digits than its factorization.

6247997133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23641.

The product of its digits is 1714608, while the sum is 51.

The square root of 6247997133 is about 79044.2732460739. The cubic root of 6247997133 is about 1841.8189649619.

The spelling of 6247997133 in words is "six billion, two hundred forty-seven million, nine hundred ninety-seven thousand, one hundred thirty-three".