11041212045 has 16 divisors (see below), whose sum is σ = 17669203200. Its totient is φ = 5887558464.

The previous prime is 11041212041. The next prime is 11041212053. The reversal of 11041212045 is 54021214011.

It is not a de Polignac number, because 11041212045 - 2² = 11041212041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11041212041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19531 + ... + 149879.

It is an arithmetic number, because the mean of its divisors is an integer number (1104325200).

Almost surely, 2^11041212045 is an apocalyptic number.

11041212045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11041212045 is a deficient number, since it is larger than the sum of its proper divisors (6627991155).

11041212045 is a wasteful number, since it uses less digits than its factorization.

11041212045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136004.

The product of its (nonzero) digits is 320, while the sum is 21.

Adding to 11041212045 its reverse (54021214011), we get a palindrome (65062426056).

The spelling of 11041212045 in words is "eleven billion, forty-one million, two hundred twelve thousand, forty-five".