1150451323 has 16 divisors (see below), whose sum is σ = 1393905664. Its totient is φ = 928493280.

The previous prime is 1150451303. The next prime is 1150451327. The reversal of 1150451323 is 3231540511.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1150451323 - 2¹⁷ = 1150320251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1150451327) by changing a digit.

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, 63615 + ... + 79672.

It is an arithmetic number, because the mean of its divisors is an integer number (87119104).

Almost surely, 2^1150451323 is an apocalyptic number.

1150451323 is a deficient number, since it is larger than the sum of its proper divisors (243454341).

1150451323 is a wasteful number, since it uses less digits than its factorization.

1150451323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143362.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1150451323 is about 33918.3036574649. The cubic root of 1150451323 is about 1047.8265921713.

Adding to 1150451323 its reverse (3231540511), we get a palindrome (4381991834).

The spelling of 1150451323 in words is "one billion, one hundred fifty million, four hundred fifty-one thousand, three hundred twenty-three".