11731234061 has 2 divisors, whose sum is σ = 11731234062. Its totient is φ = 11731234060.

The previous prime is 11731234057. The next prime is 11731234127. The reversal of 11731234061 is 16043213711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10611060100 + 1120173961 = 103010^2 + 33469^2 .

It is a cyclic number.

It is not a de Polignac number, because 11731234061 - 2² = 11731234057 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11731234001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5865617030 + 5865617031.

It is an arithmetic number, because the mean of its divisors is an integer number (5865617031).

Almost surely, 2^11731234061 is an apocalyptic number.

It is an amenable number.

11731234061 is a deficient number, since it is larger than the sum of its proper divisors (1).

11731234061 is an equidigital number, since it uses as much as digits as its factorization.

11731234061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 29.

Adding to 11731234061 its reverse (16043213711), we get a palindrome (27774447772).

The spelling of 11731234061 in words is "eleven billion, seven hundred thirty-one million, two hundred thirty-four thousand, sixty-one".