6138111248 has 20 divisors (see below), whose sum is σ = 11895994188. Its totient is φ = 3068177280.

The previous prime is 6138111229. The next prime is 6138111251. The reversal of 6138111248 is 8421118316.

It can be written as a sum of positive squares in 2 ways, for example, as 62220544 + 6075890704 = 7888^2 + 77948^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4718 + ... + 110898.

Almost surely, 2^6138111248 is an apocalyptic number.

It is an amenable number.

6138111248 is a deficient number, since it is larger than the sum of its proper divisors (5757882940).

6138111248 is a wasteful number, since it uses less digits than its factorization.

6138111248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109802 (or 109796 counting only the distinct ones).

The product of its digits is 9216, while the sum is 35.

The square root of 6138111248 is about 78346.0991243342. The cubic root of 6138111248 is about 1830.9574501458.

The spelling of 6138111248 in words is "six billion, one hundred thirty-eight million, one hundred eleven thousand, two hundred forty-eight".