2104320431 has 2 divisors, whose sum is σ = 2104320432. Its totient is φ = 2104320430.

The previous prime is 2104320419. The next prime is 2104320443. The reversal of 2104320431 is 1340234012.

It is a balanced prime because it is at equal distance from previous prime (2104320419) and next prime (2104320443).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2104320431 is a prime.

It is a super-2 number, since 2×2104320431² = 8856328952648051522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2104320461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052160215 + 1052160216.

It is an arithmetic number, because the mean of its divisors is an integer number (1052160216).

Almost surely, 2^2104320431 is an apocalyptic number.

2104320431 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104320431 is an equidigital number, since it uses as much as digits as its factorization.

2104320431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2104320431 is about 45872.8724956264. The cubic root of 2104320431 is about 1281.4567624565.

Adding to 2104320431 its reverse (1340234012), we get a palindrome (3444554443).

The spelling of 2104320431 in words is "two billion, one hundred four million, three hundred twenty thousand, four hundred thirty-one".