11515331324363 has 2 divisors, whose sum is σ = 11515331324364. Its totient is φ = 11515331324362.

The previous prime is 11515331324347. The next prime is 11515331324369. The reversal of 11515331324363 is 36342313351511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11515331324363 - 2⁴ = 11515331324347 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11515331324363.

It is not a weakly prime, because it can be changed into another prime (11515331324369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5757665662181 + 5757665662182.

It is an arithmetic number, because the mean of its divisors is an integer number (5757665662182).

Almost surely, 2^{11515331324363} is an apocalyptic number.

11515331324363 is a deficient number, since it is larger than the sum of its proper divisors (1).

11515331324363 is an equidigital number, since it uses as much as digits as its factorization.

11515331324363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 291600, while the sum is 41.

Adding to 11515331324363 its reverse (36342313351511), we get a palindrome (47857644675874).

The spelling of 11515331324363 in words is "eleven trillion, five hundred fifteen billion, three hundred thirty-one million, three hundred twenty-four thousand, three hundred sixty-three".