40611540113 has 2 divisors, whose sum is σ = 40611540114. Its totient is φ = 40611540112.

The previous prime is 40611540043. The next prime is 40611540131. The reversal of 40611540113 is 31104511604.

Together with next prime (40611540131) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31916537104 + 8695003009 = 178652^2 + 93247^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40611540113 is a prime.

It is not a weakly prime, because it can be changed into another prime (40611540163) 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, 20305770056 + 20305770057.

It is an arithmetic number, because the mean of its divisors is an integer number (20305770057).

Almost surely, 2^40611540113 is an apocalyptic number.

It is an amenable number.

40611540113 is a deficient number, since it is larger than the sum of its proper divisors (1).

40611540113 is an equidigital number, since it uses as much as digits as its factorization.

40611540113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 26.

The spelling of 40611540113 in words is "forty billion, six hundred eleven million, five hundred forty thousand, one hundred thirteen".