11050000061 has 4 divisors (see below), whose sum is σ = 11050216512. Its totient is φ = 11049783612.

The previous prime is 11050000037. The next prime is 11050000063. The reversal of 11050000061 is 16000005011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11050000061 - 2⁶ = 11049999997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11050000063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15500 + ... + 149466.

It is an arithmetic number, because the mean of its divisors is an integer number (2762554128).

Almost surely, 2^11050000061 is an apocalyptic number.

It is an amenable number.

11050000061 is a deficient number, since it is larger than the sum of its proper divisors (216451).

11050000061 is an equidigital number, since it uses as much as digits as its factorization.

11050000061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216450.

The product of its (nonzero) digits is 30, while the sum is 14.

Adding to 11050000061 its reverse (16000005011), we get a palindrome (27050005072).

The spelling of 11050000061 in words is "eleven billion, fifty million, sixty-one", and thus it is an aban number and an uban number.