11757612403109 has 2 divisors, whose sum is σ = 11757612403110. Its totient is φ = 11757612403108.

The previous prime is 11757612403073. The next prime is 11757612403133. The reversal of 11757612403109 is 90130421675711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10088405250625 + 1669207152484 = 3176225^2 + 1291978^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11757612403109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11757612403139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5878806201554 + 5878806201555.

It is an arithmetic number, because the mean of its divisors is an integer number (5878806201555).

Almost surely, 2^{11757612403109} is an apocalyptic number.

It is an amenable number.

11757612403109 is a deficient number, since it is larger than the sum of its proper divisors (1).

11757612403109 is an equidigital number, since it uses as much as digits as its factorization.

11757612403109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 47.

The spelling of 11757612403109 in words is "eleven trillion, seven hundred fifty-seven billion, six hundred twelve million, four hundred three thousand, one hundred nine".