1135380517 has 2 divisors, whose sum is σ = 1135380518. Its totient is φ = 1135380516.

The previous prime is 1135380509. The next prime is 1135380527. The reversal of 1135380517 is 7150835311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 744962436 + 390418081 = 27294^2 + 19759^2 .

It is an emirp because it is prime and its reverse (7150835311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1135380517 - 2³ = 1135380509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1135380527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567690258 + 567690259.

It is an arithmetic number, because the mean of its divisors is an integer number (567690259).

Almost surely, 2^1135380517 is an apocalyptic number.

It is an amenable number.

1135380517 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135380517 is an equidigital number, since it uses as much as digits as its factorization.

1135380517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 34.

The square root of 1135380517 is about 33695.4079512328. The cubic root of 1135380517 is about 1043.2309888711.

The spelling of 1135380517 in words is "one billion, one hundred thirty-five million, three hundred eighty thousand, five hundred seventeen".