11544365113381 has 2 divisors, whose sum is σ = 11544365113382. Its totient is φ = 11544365113380.

The previous prime is 11544365113363. The next prime is 11544365113423. The reversal of 11544365113381 is 18331156344511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8564788552356 + 2979576561025 = 2926566^2 + 1726145^2 .

It is a cyclic number.

It is not a de Polignac number, because 11544365113381 - 2³⁵ = 11510005375013 is a prime.

It is a super-2 number, since 2×11544365113381² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11544365113361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5772182556690 + 5772182556691.

It is an arithmetic number, because the mean of its divisors is an integer number (5772182556691).

Almost surely, 2^{11544365113381} is an apocalyptic number.

It is an amenable number.

11544365113381 is a deficient number, since it is larger than the sum of its proper divisors (1).

11544365113381 is an equidigital number, since it uses as much as digits as its factorization.

11544365113381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 518400, while the sum is 46.

The spelling of 11544365113381 in words is "eleven trillion, five hundred forty-four billion, three hundred sixty-five million, one hundred thirteen thousand, three hundred eighty-one".