2104311501 has 16 divisors (see below), whose sum is σ = 3149641600. Its totient is φ = 1388409984.

The previous prime is 2104311497. The next prime is 2104311529. The reversal of 2104311501 is 1051134012.

It is not a de Polignac number, because 2104311501 - 2² = 2104311497 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 (2104311301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399121 + ... + 404358.

It is an arithmetic number, because the mean of its divisors is an integer number (196852600).

Almost surely, 2^2104311501 is an apocalyptic number.

It is an amenable number.

2104311501 is a deficient number, since it is larger than the sum of its proper divisors (1045330099).

2104311501 is an equidigital number, since it uses as much as digits as its factorization.

2104311501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803585 (or 803579 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 2104311501 is about 45872.7751613089. The cubic root of 2104311501 is about 1281.4549497692.

Adding to 2104311501 its reverse (1051134012), we get a palindrome (3155445513).

The spelling of 2104311501 in words is "two billion, one hundred four million, three hundred eleven thousand, five hundred one".