1042665113 has 8 divisors (see below), whose sum is σ = 1191814080. Its totient is φ = 893565360.

The previous prime is 1042665083. The next prime is 1042665121. The reversal of 1042665113 is 3115662401.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1042665113 - 2¹⁰ = 1042664089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1042665163) 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 in 7 ways as a sum of consecutive naturals, for example, 68483 + ... + 82311.

It is an arithmetic number, because the mean of its divisors is an integer number (148976760).

Almost surely, 2^1042665113 is an apocalyptic number.

It is an amenable number.

1042665113 is a deficient number, since it is larger than the sum of its proper divisors (149148967).

1042665113 is a wasteful number, since it uses less digits than its factorization.

1042665113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24607.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1042665113 is about 32290.3253777350. The cubic root of 1042665113 is about 1014.0241092917.

The spelling of 1042665113 in words is "one billion, forty-two million, six hundred sixty-five thousand, one hundred thirteen".