11451146605517 has 2 divisors, whose sum is σ = 11451146605518. Its totient is φ = 11451146605516.

The previous prime is 11451146605477. The next prime is 11451146605583. The reversal of 11451146605517 is 71550664115411.

11451146605517 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5953570720036 + 5497575885481 = 2439994^2 + 2344691^2 .

It is a cyclic number.

It is not a de Polignac number, because 11451146605517 - 2¹² = 11451146601421 is a prime.

It is a super-2 number, since 2×11451146605517² (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 (11451146604517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5725573302758 + 5725573302759.

It is an arithmetic number, because the mean of its divisors is an integer number (5725573302759).

Almost surely, 2^{11451146605517} is an apocalyptic number.

It is an amenable number.

11451146605517 is a deficient number, since it is larger than the sum of its proper divisors (1).

11451146605517 is an equidigital number, since it uses as much as digits as its factorization.

11451146605517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504000, while the sum is 47.

The spelling of 11451146605517 in words is "eleven trillion, four hundred fifty-one billion, one hundred forty-six million, six hundred five thousand, five hundred seventeen".