1042243967 has 2 divisors, whose sum is σ = 1042243968. Its totient is φ = 1042243966.

The previous prime is 1042243931. The next prime is 1042244033. The reversal of 1042243967 is 7693422401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1042243967 - 2²⁰ = 1041195391 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1042243967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042243907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521121983 + 521121984.

It is an arithmetic number, because the mean of its divisors is an integer number (521121984).

Almost surely, 2^1042243967 is an apocalyptic number.

1042243967 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042243967 is an equidigital number, since it uses as much as digits as its factorization.

1042243967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 1042243967 is about 32283.8034779051. The cubic root of 1042243967 is about 1013.8875650640.

The spelling of 1042243967 in words is "one billion, forty-two million, two hundred forty-three thousand, nine hundred sixty-seven".