1042761943 has 2 divisors, whose sum is σ = 1042761944. Its totient is φ = 1042761942.

The previous prime is 1042761887. The next prime is 1042761953. The reversal of 1042761943 is 3491672401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1042761943 - 2²⁹ = 505891031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042761953) 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, 521380971 + 521380972.

It is an arithmetic number, because the mean of its divisors is an integer number (521380972).

Almost surely, 2^1042761943 is an apocalyptic number.

1042761943 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042761943 is an equidigital number, since it uses as much as digits as its factorization.

1042761943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 1042761943 is about 32291.8247084305. The cubic root of 1042761943 is about 1014.0554983778.

The spelling of 1042761943 in words is "one billion, forty-two million, seven hundred sixty-one thousand, nine hundred forty-three".