1105261264 has 20 divisors (see below), whose sum is σ = 2141960004. Its totient is φ = 552497408.

The previous prime is 1105261243. The next prime is 1105261303. The reversal of 1105261264 is 4621625011.

It can be written as a sum of positive squares in 2 ways, for example, as 567392400 + 537868864 = 23820^2 + 23192^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120654 + ... + 129490.

Almost surely, 2^1105261264 is an apocalyptic number.

It is an amenable number.

1105261264 is a deficient number, since it is larger than the sum of its proper divisors (1036698740).

1105261264 is an equidigital number, since it uses as much as digits as its factorization.

1105261264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16662 (or 16656 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 1105261264 is about 33245.4698267298. The cubic root of 1105261264 is about 1033.9232858270.

Adding to 1105261264 its reverse (4621625011), we get a palindrome (5726886275).

The spelling of 1105261264 in words is "one billion, one hundred five million, two hundred sixty-one thousand, two hundred sixty-four".