1135315579 has 2 divisors, whose sum is σ = 1135315580. Its totient is φ = 1135315578.

The previous prime is 1135315487. The next prime is 1135315609. The reversal of 1135315579 is 9755135311.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1135315579 - 2²³ = 1126926971 is a prime.

It is not a weakly prime, because it can be changed into another prime (1135315679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567657789 + 567657790.

It is an arithmetic number, because the mean of its divisors is an integer number (567657790).

Almost surely, 2^1135315579 is an apocalyptic number.

1135315579 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135315579 is an equidigital number, since it uses as much as digits as its factorization.

1135315579 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70875, while the sum is 40.

The square root of 1135315579 is about 33694.4443343409. Note that the first 3 decimals coincide. The cubic root of 1135315579 is about 1043.2110993202.

The spelling of 1135315579 in words is "one billion, one hundred thirty-five million, three hundred fifteen thousand, five hundred seventy-nine".