11724136344187 has 2 divisors, whose sum is σ = 11724136344188. Its totient is φ = 11724136344186.

The previous prime is 11724136344157. The next prime is 11724136344199. The reversal of 11724136344187 is 78144363142711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11724136344187 - 2³¹ = 11721988860539 is a prime.

It is not a weakly prime, because it can be changed into another prime (11724136344157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5862068172093 + 5862068172094.

It is an arithmetic number, because the mean of its divisors is an integer number (5862068172094).

Almost surely, 2^{11724136344187} is an apocalyptic number.

11724136344187 is a deficient number, since it is larger than the sum of its proper divisors (1).

11724136344187 is an equidigital number, since it uses as much as digits as its factorization.

11724136344187 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2709504, while the sum is 52.

Adding to 11724136344187 its reverse (78144363142711), we get a palindrome (89868499486898).

The spelling of 11724136344187 in words is "eleven trillion, seven hundred twenty-four billion, one hundred thirty-six million, three hundred forty-four thousand, one hundred eighty-seven".