1135124149 has 2 divisors, whose sum is σ = 1135124150. Its totient is φ = 1135124148.

The previous prime is 1135124131. The next prime is 1135124183. The reversal of 1135124149 is 9414215311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 919181124 + 215943025 = 30318^2 + 14695^2 .

It is an emirp because it is prime and its reverse (9414215311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1135124149 - 2⁹ = 1135123637 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1135124149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1135121149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567562074 + 567562075.

It is an arithmetic number, because the mean of its divisors is an integer number (567562075).

Almost surely, 2^1135124149 is an apocalyptic number.

It is an amenable number.

1135124149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135124149 is an equidigital number, since it uses as much as digits as its factorization.

1135124149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 31.

The square root of 1135124149 is about 33691.6035385673. The cubic root of 1135124149 is about 1043.1524627233.

The spelling of 1135124149 in words is "one billion, one hundred thirty-five million, one hundred twenty-four thousand, one hundred forty-nine".