2318400001 has 4 divisors (see below), whose sum is σ = 2318638932. Its totient is φ = 2318161072.

The previous prime is 2318399987. The next prime is 2318400011. The reversal of 2318400001 is 1000048132.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1918440000 + 399960001 = 43800^2 + 19999^2 .

It is a cyclic number.

It is not a de Polignac number, because 2318400001 - 2⁷ = 2318399873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2318400011) 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, 104266 + ... + 124531.

It is an arithmetic number, because the mean of its divisors is an integer number (579659733).

Almost surely, 2^2318400001 is an apocalyptic number.

It is an amenable number.

2318400001 is a deficient number, since it is larger than the sum of its proper divisors (238931).

2318400001 is a wasteful number, since it uses less digits than its factorization.

2318400001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238930.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2318400001 is about 48149.7663649576. The cubic root of 2318400001 is about 1323.5167930983.

Adding to 2318400001 its reverse (1000048132), we get a palindrome (3318448133).

The spelling of 2318400001 in words is "two billion, three hundred eighteen million, four hundred thousand, one".