1150536749 has 4 divisors (see below), whose sum is σ = 1190210460. Its totient is φ = 1110863040.

The previous prime is 1150536707. The next prime is 1150536763. The reversal of 1150536749 is 9476350511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 963667849 + 186868900 = 31043^2 + 13670^2 .

It is a cyclic number.

It is not a de Polignac number, because 1150536749 - 2²⁰ = 1149488173 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150539749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19836812 + ... + 19836869.

It is an arithmetic number, because the mean of its divisors is an integer number (297552615).

Almost surely, 2^1150536749 is an apocalyptic number.

It is an amenable number.

1150536749 is a deficient number, since it is larger than the sum of its proper divisors (39673711).

1150536749 is an equidigital number, since it uses as much as digits as its factorization.

1150536749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39673710.

The product of its (nonzero) digits is 113400, while the sum is 41.

The square root of 1150536749 is about 33919.5629246605. The cubic root of 1150536749 is about 1047.8525267523.

The spelling of 1150536749 in words is "one billion, one hundred fifty million, five hundred thirty-six thousand, seven hundred forty-nine".