1042403207 has 2 divisors, whose sum is σ = 1042403208. Its totient is φ = 1042403206.

The previous prime is 1042403203. The next prime is 1042403233. The reversal of 1042403207 is 7023042401.

It is a weak prime.

It is an emirp because it is prime and its reverse (7023042401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1042403207 - 2² = 1042403203 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042403203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521201603 + 521201604.

It is an arithmetic number, because the mean of its divisors is an integer number (521201604).

Almost surely, 2^1042403207 is an apocalyptic number.

1042403207 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042403207 is an equidigital number, since it uses as much as digits as its factorization.

1042403207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 1042403207 is about 32286.2696358684. The cubic root of 1042403207 is about 1013.9391982833.

Adding to 1042403207 its reverse (7023042401), we get a palindrome (8065445608).

The spelling of 1042403207 in words is "one billion, forty-two million, four hundred three thousand, two hundred seven".