1150134321 has 48 divisors (see below), whose sum is σ = 1852381440. Its totient is φ = 632459520.

The previous prime is 1150134299. The next prime is 1150134361. The reversal of 1150134321 is 1234310511.

It is not a de Polignac number, because 1150134321 - 2⁶ = 1150134257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1150134361) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 420085 + ... + 422813.

It is an arithmetic number, because the mean of its divisors is an integer number (38591280).

Almost surely, 2^1150134321 is an apocalyptic number.

It is an amenable number.

1150134321 is a deficient number, since it is larger than the sum of its proper divisors (702247119).

1150134321 is a wasteful number, since it uses less digits than its factorization.

1150134321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2854 (or 2847 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1150134321 is about 33913.6303128993. The cubic root of 1150134321 is about 1047.7303419339.

Adding to 1150134321 its reverse (1234310511), we get a palindrome (2384444832).

The spelling of 1150134321 in words is "one billion, one hundred fifty million, one hundred thirty-four thousand, three hundred twenty-one".