6318691089 has 4 divisors (see below), whose sum is σ = 8424921456. Its totient is φ = 4212460724.

The previous prime is 6318691069. The next prime is 6318691109. The reversal of 6318691089 is 9801968136.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (6318691069) and next prime (6318691109).

It is a cyclic number.

It is not a de Polignac number, because 6318691089 - 2¹⁵ = 6318658321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6318691069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1053115179 + ... + 1053115184.

It is an arithmetic number, because the mean of its divisors is an integer number (2106230364).

Almost surely, 2^6318691089 is an apocalyptic number.

It is an amenable number.

6318691089 is a deficient number, since it is larger than the sum of its proper divisors (2106230367).

6318691089 is a wasteful number, since it uses less digits than its factorization.

6318691089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2106230366.

The product of its (nonzero) digits is 559872, while the sum is 51.

The square root of 6318691089 is about 79490.1949236508. The cubic root of 6318691089 is about 1848.7394470014.

The spelling of 6318691089 in words is "six billion, three hundred eighteen million, six hundred ninety-one thousand, eighty-nine".