1135012309 has 2 divisors, whose sum is σ = 1135012310. Its totient is φ = 1135012308.

The previous prime is 1135012279. The next prime is 1135012337. The reversal of 1135012309 is 9032105311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 903303025 + 231709284 = 30055^2 + 15222^2 .

It is an emirp because it is prime and its reverse (9032105311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1135012309 is a prime.

It is a super-2 number, since 2×1135012309² = 2576505883163022962, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1135012399) 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, 567506154 + 567506155.

It is an arithmetic number, because the mean of its divisors is an integer number (567506155).

Almost surely, 2^1135012309 is an apocalyptic number.

It is an amenable number.

1135012309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135012309 is an equidigital number, since it uses as much as digits as its factorization.

1135012309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 1135012309 is about 33689.9437369670. The cubic root of 1135012309 is about 1043.1182021527.

The spelling of 1135012309 in words is "one billion, one hundred thirty-five million, twelve thousand, three hundred nine".