1042430651 has 2 divisors, whose sum is σ = 1042430652. Its totient is φ = 1042430650.

The previous prime is 1042430629. The next prime is 1042430657. The reversal of 1042430651 is 1560342401.

It is a strong prime.

It is an emirp because it is prime and its reverse (1560342401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1042430651 - 2²² = 1038236347 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1042430651.

It is not a weakly prime, because it can be changed into another prime (1042430657) 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, 521215325 + 521215326.

It is an arithmetic number, because the mean of its divisors is an integer number (521215326).

Almost surely, 2^1042430651 is an apocalyptic number.

1042430651 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042430651 is an equidigital number, since it uses as much as digits as its factorization.

1042430651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1042430651 is about 32286.6946434596. The cubic root of 1042430651 is about 1013.9480964087.

The spelling of 1042430651 in words is "one billion, forty-two million, four hundred thirty thousand, six hundred fifty-one".