1056577065 has 8 divisors (see below), whose sum is σ = 1690523328. Its totient is φ = 563507760.

The previous prime is 1056577063. The next prime is 1056577073. The reversal of 1056577065 is 5607756501.

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

It is not a de Polignac number, because 1056577065 - 2¹ = 1056577063 is a prime.

It is a super-2 number, since 2×1056577065² = 2232710188568028450, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1056577063) 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, 35219221 + ... + 35219250.

It is an arithmetic number, because the mean of its divisors is an integer number (211315416).

Almost surely, 2^1056577065 is an apocalyptic number.

1056577065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1056577065 is a deficient number, since it is larger than the sum of its proper divisors (633946263).

1056577065 is an equidigital number, since it uses as much as digits as its factorization.

1056577065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70438479.

The product of its (nonzero) digits is 220500, while the sum is 42.

The square root of 1056577065 is about 32505.0313797726. The cubic root of 1056577065 is about 1018.5141331577.

The spelling of 1056577065 in words is "one billion, fifty-six million, five hundred seventy-seven thousand, sixty-five".