61135011 has 24 divisors (see below), whose sum is σ = 101244000. Its totient is φ = 34822656.

The previous prime is 61135003. The next prime is 61135013. The reversal of 61135011 is 11053116.

61135011 is a `hidden beast` number, since 611 + 3 + 50 + 1 + 1 = 666.

61135011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 61135011 - 2³ = 61135003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61135013) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 20865 + ... + 23613.

It is an arithmetic number, because the mean of its divisors is an integer number (4218500).

Almost surely, 2^61135011 is an apocalyptic number.

61135011 is a deficient number, since it is larger than the sum of its proper divisors (40108989).

61135011 is a wasteful number, since it uses less digits than its factorization.

61135011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3115 (or 3112 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 61135011 is about 7818.8880923057. Note that the first 3 decimals coincide. The cubic root of 61135011 is about 393.9399253060.

Adding to 61135011 its reverse (11053116), we get a palindrome (72188127).

The spelling of 61135011 in words is "sixty-one million, one hundred thirty-five thousand, eleven".