1051105065 has 64 divisors (see below), whose sum is σ = 1797734400. Its totient is φ = 523480320.

The previous prime is 1051105043. The next prime is 1051105079. The reversal of 1051105065 is 5605011501.

It is not a de Polignac number, because 1051105065 - 2⁷ = 1051104937 is a prime.

It is a super-2 number, since 2×1051105065² = 2209643715337308450, which contains 22 as substring.

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 63 ways as a sum of consecutive naturals, for example, 3423642 + ... + 3423948.

It is an arithmetic number, because the mean of its divisors is an integer number (28089600).

Almost surely, 2^1051105065 is an apocalyptic number.

1051105065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1051105065 is a deficient number, since it is larger than the sum of its proper divisors (746629335).

1051105065 is a wasteful number, since it uses less digits than its factorization.

1051105065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582.

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 1051105065 is about 32420.7505311028. The cubic root of 1051105065 is about 1016.7527981613.

Adding to 1051105065 its reverse (5605011501), we get a palindrome (6656116566).

The spelling of 1051105065 in words is "one billion, fifty-one million, one hundred five thousand, sixty-five".