1048912865 has 120 divisors (see below), whose sum is σ = 1771486848. Its totient is φ = 590728320.

The previous prime is 1048912849. The next prime is 1048912867. The reversal of 1048912865 is 5682198401.

1048912865 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1048912865 - 2⁴ = 1048912849 is a prime.

It is a super-2 number, since 2×1048912865² = 2200436396725016450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1048912867) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 22317272 + ... + 22317318.

Almost surely, 2^1048912865 is an apocalyptic number.

It is an amenable number.

1048912865 is a deficient number, since it is larger than the sum of its proper divisors (722573983).

1048912865 is an equidigital number, since it uses as much as digits as its factorization.

1048912865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117 (or 83 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 44.

The square root of 1048912865 is about 32386.9242905219. The cubic root of 1048912865 is about 1016.0454547135.

The spelling of 1048912865 in words is "one billion, forty-eight million, nine hundred twelve thousand, eight hundred sixty-five".