11052345040561 has 8 divisors (see below), whose sum is σ = 12222269485344. Its totient is φ = 9909948229920.

The previous prime is 11052345040397. The next prime is 11052345040601. The reversal of 11052345040561 is 16504054325011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11052345040561 - 2⁹ = 11052345040049 is a prime.

It is a super-2 number, since 2×11052345040561² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11052345040561.

It is not an unprimeable number, because it can be changed into a prime (11052345049561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6881907691 + ... + 6881909296.

It is an arithmetic number, because the mean of its divisors is an integer number (1527783685668).

Almost surely, 2^{11052345040561} is an apocalyptic number.

11052345040561 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11052345040561 is a deficient number, since it is larger than the sum of its proper divisors (1169924444783).

11052345040561 is a wasteful number, since it uses less digits than its factorization.

11052345040561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13763817071.

The product of its (nonzero) digits is 72000, while the sum is 37.

Adding to 11052345040561 its reverse (16504054325011), we get a palindrome (27556399365572).

The spelling of 11052345040561 in words is "eleven trillion, fifty-two billion, three hundred forty-five million, forty thousand, five hundred sixty-one".