1106512961 has 4 divisors (see below), whose sum is σ = 1133501124. Its totient is φ = 1079524800.

The previous prime is 1106512943. The next prime is 1106512997. The reversal of 1106512961 is 1692156011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 464143936 + 642369025 = 21544^2 + 25345^2 .

It is a cyclic number.

It is not a de Polignac number, because 1106512961 - 2¹⁰ = 1106511937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1106512931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13494020 + ... + 13494101.

It is an arithmetic number, because the mean of its divisors is an integer number (283375281).

Almost surely, 2^1106512961 is an apocalyptic number.

It is an amenable number.

1106512961 is a deficient number, since it is larger than the sum of its proper divisors (26988163).

1106512961 is an equidigital number, since it uses as much as digits as its factorization.

1106512961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26988162.

The product of its (nonzero) digits is 3240, while the sum is 32.

The square root of 1106512961 is about 33264.2895760604. The cubic root of 1106512961 is about 1034.3134410732.

Adding to 1106512961 its reverse (1692156011), we get a palindrome (2798668972).

The spelling of 1106512961 in words is "one billion, one hundred six million, five hundred twelve thousand, nine hundred sixty-one".