1150531325 has 12 divisors (see below), whose sum is σ = 1435750740. Its totient is φ = 914559360.

The previous prime is 1150531279. The next prime is 1150531337. The reversal of 1150531325 is 5231350511.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 15784729 + 1134746596 = 3973^2 + 33686^2 .

It is not a de Polignac number, because 1150531325 - 2²² = 1146337021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1150531294 and 1150531303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 142640 + ... + 150489.

It is an arithmetic number, because the mean of its divisors is an integer number (119645895).

Almost surely, 2^1150531325 is an apocalyptic number.

It is an amenable number.

1150531325 is a deficient number, since it is larger than the sum of its proper divisors (285219415).

1150531325 is a wasteful number, since it uses less digits than its factorization.

1150531325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293296 (or 293291 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 26.

The square root of 1150531325 is about 33919.4829707058. The cubic root of 1150531325 is about 1047.8508801118.

Adding to 1150531325 its reverse (5231350511), we get a palindrome (6381881836).

The spelling of 1150531325 in words is "one billion, one hundred fifty million, five hundred thirty-one thousand, three hundred twenty-five".