11554516134377 has 2 divisors, whose sum is σ = 11554516134378. Its totient is φ = 11554516134376.

The previous prime is 11554516134281. The next prime is 11554516134409. The reversal of 11554516134377 is 77343161545511.

It is a happy number.

11554516134377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9805784953561 + 1748731180816 = 3131419^2 + 1322396^2 .

It is a cyclic number.

It is not a de Polignac number, because 11554516134377 - 2²⁰ = 11554515085801 is a prime.

It is a super-3 number, since 3×11554516134377³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (11554516104377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5777258067188 + 5777258067189.

It is an arithmetic number, because the mean of its divisors is an integer number (5777258067189).

Almost surely, 2^{11554516134377} is an apocalyptic number.

It is an amenable number.

11554516134377 is a deficient number, since it is larger than the sum of its proper divisors (1).

11554516134377 is an equidigital number, since it uses as much as digits as its factorization.

11554516134377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5292000, while the sum is 53.

Adding to 11554516134377 its reverse (77343161545511), we get a palindrome (88897677679888).

The spelling of 11554516134377 in words is "eleven trillion, five hundred fifty-four billion, five hundred sixteen million, one hundred thirty-four thousand, three hundred seventy-seven".