1043245065 has 32 divisors (see below), whose sum is σ = 1761223680. Its totient is φ = 525859776.

The previous prime is 1043245051. The next prime is 1043245087. The reversal of 1043245065 is 5605423401.

It is not a de Polignac number, because 1043245065 - 2⁵ = 1043245033 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122124 + ... + 130386.

It is an arithmetic number, because the mean of its divisors is an integer number (55038240).

Almost surely, 2^1043245065 is an apocalyptic number.

1043245065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1043245065 is a deficient number, since it is larger than the sum of its proper divisors (717978615).

1043245065 is a wasteful number, since it uses less digits than its factorization.

1043245065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8733.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 1043245065 is about 32299.3044042747. The cubic root of 1043245065 is about 1014.2120815375.

Adding to 1043245065 its reverse (5605423401), we get a palindrome (6648668466).

The spelling of 1043245065 in words is "one billion, forty-three million, two hundred forty-five thousand, sixty-five".