9240572581109 has 2 divisors, whose sum is σ = 9240572581110. Its totient is φ = 9240572581108.

The previous prime is 9240572581087. The next prime is 9240572581147. The reversal of 9240572581109 is 9011852750429.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6074361602884 + 3166210978225 = 2464622^2 + 1779385^2 .

It is a cyclic number.

It is not a de Polignac number, because 9240572581109 - 2⁸ = 9240572580853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9240572581909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4620286290554 + 4620286290555.

It is an arithmetic number, because the mean of its divisors is an integer number (4620286290555).

Almost surely, 2^{9240572581109} is an apocalyptic number.

It is an amenable number.

9240572581109 is a deficient number, since it is larger than the sum of its proper divisors (1).

9240572581109 is an equidigital number, since it uses as much as digits as its factorization.

9240572581109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1814400, while the sum is 53.

The spelling of 9240572581109 in words is "nine trillion, two hundred forty billion, five hundred seventy-two million, five hundred eighty-one thousand, one hundred nine".