1042104047 has 2 divisors, whose sum is σ = 1042104048. Its totient is φ = 1042104046.

The previous prime is 1042103977. The next prime is 1042104071. The reversal of 1042104047 is 7404012401.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (7404012401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1042104047 - 2²⁸ = 773668591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042104347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521052023 + 521052024.

It is an arithmetic number, because the mean of its divisors is an integer number (521052024).

Almost surely, 2^1042104047 is an apocalyptic number.

1042104047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042104047 is an equidigital number, since it uses as much as digits as its factorization.

1042104047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 1042104047 is about 32281.6363742608. The cubic root of 1042104047 is about 1013.8421919711.

Adding to 1042104047 its reverse (7404012401), we get a palindrome (8446116448).

The spelling of 1042104047 in words is "one billion, forty-two million, one hundred four thousand, forty-seven".