11461205731 has 2 divisors, whose sum is σ = 11461205732. Its totient is φ = 11461205730.

The previous prime is 11461205653. The next prime is 11461205753. The reversal of 11461205731 is 13750216411.

11461205731 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11461205731 - 2⁷ = 11461205603 is a prime.

It is a super-2 number, since 2×11461205731² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11461205693 and 11461205702.

It is not a weakly prime, because it can be changed into another prime (11461295731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5730602865 + 5730602866.

It is an arithmetic number, because the mean of its divisors is an integer number (5730602866).

Almost surely, 2^11461205731 is an apocalyptic number.

11461205731 is a deficient number, since it is larger than the sum of its proper divisors (1).

11461205731 is an equidigital number, since it uses as much as digits as its factorization.

11461205731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 31.

The spelling of 11461205731 in words is "eleven billion, four hundred sixty-one million, two hundred five thousand, seven hundred thirty-one".