6123665413 has 8 divisors (see below), whose sum is σ = 6300425880. Its totient is φ = 5948209920.

The previous prime is 6123665411. The next prime is 6123665423. The reversal of 6123665413 is 3145663216.

It can be written as a sum of positive squares in 4 ways, for example, as 139405249 + 5984260164 = 11807^2 + 77358^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6123665413 - 2¹ = 6123665411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6123665411) 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 7 ways as a sum of consecutive naturals, for example, 316720 + ... + 335497.

It is an arithmetic number, because the mean of its divisors is an integer number (787553235).

Almost surely, 2^6123665413 is an apocalyptic number.

It is an amenable number.

6123665413 is a deficient number, since it is larger than the sum of its proper divisors (176760467).

6123665413 is a wasteful number, since it uses less digits than its factorization.

6123665413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652487.

The product of its digits is 77760, while the sum is 37.

The square root of 6123665413 is about 78253.8523844034. The cubic root of 6123665413 is about 1829.5199566013.

The spelling of 6123665413 in words is "six billion, one hundred twenty-three million, six hundred sixty-five thousand, four hundred thirteen".