3631312099 has 2 divisors, whose sum is σ = 3631312100. Its totient is φ = 3631312098.

The previous prime is 3631312093. The next prime is 3631312121. The reversal of 3631312099 is 9902131363.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3631312099 - 2⁹ = 3631311587 is a prime.

It is not a weakly prime, because it can be changed into another prime (3631312093) 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 as a sum of consecutive naturals, namely, 1815656049 + 1815656050.

It is an arithmetic number, because the mean of its divisors is an integer number (1815656050).

Almost surely, 2^3631312099 is an apocalyptic number.

3631312099 is a deficient number, since it is larger than the sum of its proper divisors (1).

3631312099 is an equidigital number, since it uses as much as digits as its factorization.

3631312099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26244, while the sum is 37.

The square root of 3631312099 is about 60260.3692238937. The cubic root of 3631312099 is about 1537.0495173410.

The spelling of 3631312099 in words is "three billion, six hundred thirty-one million, three hundred twelve thousand, ninety-nine".