1145175065 has 16 divisors (see below), whose sum is σ = 1382816448. Its totient is φ = 910422336.

The previous prime is 1145175019. The next prime is 1145175077. The reversal of 1145175065 is 5605715411.

It is a cyclic number.

It is not a de Polignac number, because 1145175065 - 2¹⁴ = 1145158681 is a prime.

It is a super-2 number, since 2×1145175065² = 2622851858995508450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 659939 + ... + 661671.

It is an arithmetic number, because the mean of its divisors is an integer number (86426028).

Almost surely, 2^1145175065 is an apocalyptic number.

It is an amenable number.

1145175065 is a deficient number, since it is larger than the sum of its proper divisors (237641383).

1145175065 is a wasteful number, since it uses less digits than its factorization.

1145175065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2488.

The product of its (nonzero) digits is 21000, while the sum is 35.

The square root of 1145175065 is about 33840.4353547646. The cubic root of 1145175065 is about 1046.2222719701. Note that the first 4 decimals are identical.

The spelling of 1145175065 in words is "one billion, one hundred forty-five million, one hundred seventy-five thousand, sixty-five".