1075061665 has 8 divisors (see below), whose sum is σ = 1297800000. Its totient is φ = 854898672.

The previous prime is 1075061651. The next prime is 1075061707. The reversal of 1075061665 is 5661605701.

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 1075061665 - 2⁹ = 1075061153 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 642915 + ... + 644584.

It is an arithmetic number, because the mean of its divisors is an integer number (162225000).

Almost surely, 2^1075061665 is an apocalyptic number.

It is an amenable number.

1075061665 is a deficient number, since it is larger than the sum of its proper divisors (222738335).

1075061665 is a wasteful number, since it uses less digits than its factorization.

1075061665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287671.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 1075061665 is about 32788.1329904586. The cubic root of 1075061665 is about 1024.4193943619.

The spelling of 1075061665 in words is "one billion, seventy-five million, sixty-one thousand, six hundred sixty-five".