1049497065 has 24 divisors (see below), whose sum is σ = 1825624008. Its totient is φ = 557733120.

The previous prime is 1049497021. The next prime is 1049497073. The reversal of 1049497065 is 5607949401.

1049497065 is a `hidden beast` number, since 10 + 494 + 97 + 0 + 65 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 232623504 + 816873561 = 15252^2 + 28581^2 .

It is not a de Polignac number, because 1049497065 - 2⁸ = 1049496809 is a prime.

It is a super-2 number, since 2×1049497065² = 2202888178887228450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1049497065.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 28854 + ... + 54143.

It is an arithmetic number, because the mean of its divisors is an integer number (76067667).

Almost surely, 2^1049497065 is an apocalyptic number.

1049497065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1049497065 is a deficient number, since it is larger than the sum of its proper divisors (776126943).

1049497065 is a wasteful number, since it uses less digits than its factorization.

1049497065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83289 (or 83286 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 1049497065 is about 32395.9421069985. The cubic root of 1049497065 is about 1016.2340511197.

The spelling of 1049497065 in words is "one billion, forty-nine million, four hundred ninety-seven thousand, sixty-five".