11617210521383 has 2 divisors, whose sum is σ = 11617210521384. Its totient is φ = 11617210521382.

The previous prime is 11617210521359. The next prime is 11617210521439. The reversal of 11617210521383 is 38312501271611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11617210521383 - 2⁸ = 11617210521127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11617210521383.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11617210821383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5808605260691 + 5808605260692.

It is an arithmetic number, because the mean of its divisors is an integer number (5808605260692).

Almost surely, 2^{11617210521383} is an apocalyptic number.

11617210521383 is a deficient number, since it is larger than the sum of its proper divisors (1).

11617210521383 is an equidigital number, since it uses as much as digits as its factorization.

11617210521383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 41.

Adding to 11617210521383 its reverse (38312501271611), we get a palindrome (49929711792994).

The spelling of 11617210521383 in words is "eleven trillion, six hundred seventeen billion, two hundred ten million, five hundred twenty-one thousand, three hundred eighty-three".