2104330451 has 4 divisors (see below), whose sum is σ = 2176893600. Its totient is φ = 2031767304.

The previous prime is 2104330433. The next prime is 2104330463. The reversal of 2104330451 is 1540334012.

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

It is a cyclic number.

It is not a de Polignac number, because 2104330451 - 2⁶ = 2104330387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2104330471) 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, 36281531 + ... + 36281588.

It is an arithmetic number, because the mean of its divisors is an integer number (544223400).

Almost surely, 2^2104330451 is an apocalyptic number.

2104330451 is a deficient number, since it is larger than the sum of its proper divisors (72563149).

2104330451 is an equidigital number, since it uses as much as digits as its factorization.

2104330451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72563148.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 2104330451 is about 45872.9817103706. The cubic root of 2104330451 is about 1281.4587963952.

Adding to 2104330451 its reverse (1540334012), we get a palindrome (3644664463).

The spelling of 2104330451 in words is "two billion, one hundred four million, three hundred thirty thousand, four hundred fifty-one".