1150000323 has 4 divisors (see below), whose sum is σ = 1533333768. Its totient is φ = 766666880.

The previous prime is 1150000303. The next prime is 1150000381. The reversal of 1150000323 is 3230000511.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1150000323 - 2¹³ = 1149992131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1150000303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191666718 + ... + 191666723.

It is an arithmetic number, because the mean of its divisors is an integer number (383333442).

Almost surely, 2^1150000323 is an apocalyptic number.

1150000323 is a deficient number, since it is larger than the sum of its proper divisors (383333445).

1150000323 is an equidigital number, since it uses as much as digits as its factorization.

1150000323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383333444.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 1150000323 is about 33911.6546780012. The cubic root of 1150000323 is about 1047.6896512597.

Adding to 1150000323 its reverse (3230000511), we get a palindrome (4380000834).

The spelling of 1150000323 in words is "one billion, one hundred fifty million, three hundred twenty-three", and thus it is an aban number.