1152322043 has 4 divisors (see below), whose sum is σ = 1183465920. Its totient is φ = 1121178168.

The previous prime is 1152322027. The next prime is 1152322099. The reversal of 1152322043 is 3402232511.

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 1152322043 - 2⁴ = 1152322027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1152312043) 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 3 ways as a sum of consecutive naturals, for example, 15571883 + ... + 15571956.

It is an arithmetic number, because the mean of its divisors is an integer number (295866480).

Almost surely, 2^1152322043 is an apocalyptic number.

1152322043 is a deficient number, since it is larger than the sum of its proper divisors (31143877).

1152322043 is an equidigital number, since it uses as much as digits as its factorization.

1152322043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31143876.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1152322043 is about 33945.8693068833. The cubic root of 1152322043 is about 1048.3942327746.

Adding to 1152322043 its reverse (3402232511), we get a palindrome (4554554554).

The spelling of 1152322043 in words is "one billion, one hundred fifty-two million, three hundred twenty-two thousand, forty-three".