1104642443 has 2 divisors, whose sum is σ = 1104642444. Its totient is φ = 1104642442.

The previous prime is 1104642431. The next prime is 1104642449. The reversal of 1104642443 is 3442464011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1104642443 - 2¹² = 1104638347 is a prime.

It is not a weakly prime, because it can be changed into another prime (1104642449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552321221 + 552321222.

It is an arithmetic number, because the mean of its divisors is an integer number (552321222).

Almost surely, 2^1104642443 is an apocalyptic number.

1104642443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1104642443 is an equidigital number, since it uses as much as digits as its factorization.

1104642443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 1104642443 is about 33236.1616767039. The cubic root of 1104642443 is about 1033.7302898639.

The spelling of 1104642443 in words is "one billion, one hundred four million, six hundred forty-two thousand, four hundred forty-three".