11451304155539 has 2 divisors, whose sum is σ = 11451304155540. Its totient is φ = 11451304155538.

The previous prime is 11451304155479. The next prime is 11451304155541. The reversal of 11451304155539 is 93555140315411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11451304155539 - 2⁴⁰ = 10351792527763 is a prime.

It is a super-2 number, since 2×11451304155539² (a number of 27 digits) contains 22 as substring.

Together with 11451304155541, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 11451304155493 and 11451304155502.

It is not a weakly prime, because it can be changed into another prime (11451304155569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5725652077769 + 5725652077770.

It is an arithmetic number, because the mean of its divisors is an integer number (5725652077770).

Almost surely, 2^{11451304155539} is an apocalyptic number.

11451304155539 is a deficient number, since it is larger than the sum of its proper divisors (1).

11451304155539 is an equidigital number, since it uses as much as digits as its factorization.

11451304155539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810000, while the sum is 47.

The spelling of 11451304155539 in words is "eleven trillion, four hundred fifty-one billion, three hundred four million, one hundred fifty-five thousand, five hundred thirty-nine".