1150545385 has 16 divisors (see below), whose sum is σ = 1508717952. Its totient is φ = 835344000.

The previous prime is 1150545349. The next prime is 1150545413. The reversal of 1150545385 is 5835450511.

It is not a de Polignac number, because 1150545385 - 2⁷ = 1150545257 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 15652 + ... + 50458.

It is an arithmetic number, because the mean of its divisors is an integer number (94294872).

Almost surely, 2^1150545385 is an apocalyptic number.

It is an amenable number.

1150545385 is a deficient number, since it is larger than the sum of its proper divisors (358172567).

1150545385 is a wasteful number, since it uses less digits than its factorization.

1150545385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35424.

The product of its (nonzero) digits is 60000, while the sum is 37.

The square root of 1150545385 is about 33919.6902255902. The cubic root of 1150545385 is about 1047.8551484943.

Adding to 1150545385 its reverse (5835450511), we get a palindrome (6985995896).

It can be divided in two parts, 1150 and 545385, that added together give a triangular number (546535 = T₁₀₄₅).

The spelling of 1150545385 in words is "one billion, one hundred fifty million, five hundred forty-five thousand, three hundred eighty-five".