2104023451 has 2 divisors, whose sum is σ = 2104023452. Its totient is φ = 2104023450.

The previous prime is 2104023431. The next prime is 2104023461. The reversal of 2104023451 is 1543204012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2104023451 - 2⁵ = 2104023419 is a prime.

It is not a weakly prime, because it can be changed into another prime (2104023421) 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 as a sum of consecutive naturals, namely, 1052011725 + 1052011726.

It is an arithmetic number, because the mean of its divisors is an integer number (1052011726).

Almost surely, 2^2104023451 is an apocalyptic number.

2104023451 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104023451 is an equidigital number, since it uses as much as digits as its factorization.

2104023451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2104023451 is about 45869.6353920543. The cubic root of 2104023451 is about 1281.3964761794.

Adding to 2104023451 its reverse (1543204012), we get a palindrome (3647227463).

The spelling of 2104023451 in words is "two billion, one hundred four million, twenty-three thousand, four hundred fifty-one".