1150809529 has 8 divisors (see below), whose sum is σ = 1159021640. Its totient is φ = 1142608896.

The previous prime is 1150809521. The next prime is 1150809547. The reversal of 1150809529 is 9259080511.

It can be written as a sum of positive squares in 4 ways, for example, as 174372025 + 976437504 = 13205^2 + 31248^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1150809529 - 2³ = 1150809521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1150809491 and 1150809500.

It is not an unprimeable number, because it can be changed into a prime (1150809521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330007 + ... + 333475.

It is an arithmetic number, because the mean of its divisors is an integer number (144877705).

Almost surely, 2^1150809529 is an apocalyptic number.

It is an amenable number.

1150809529 is a deficient number, since it is larger than the sum of its proper divisors (8212111).

1150809529 is a wasteful number, since it uses less digits than its factorization.

1150809529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5739.

The product of its (nonzero) digits is 32400, while the sum is 40.

The square root of 1150809529 is about 33923.5836697717. The cubic root of 1150809529 is about 1047.9353317637.

It can be divided in two parts, 115080 and 9529, that added together give a square (124609 = 353²).

The spelling of 1150809529 in words is "one billion, one hundred fifty million, eight hundred nine thousand, five hundred twenty-nine".