1152320223 has 8 divisors (see below), whose sum is σ = 1565416368. Its totient is φ = 753718784.

The previous prime is 1152320219. The next prime is 1152320237. The reversal of 1152320223 is 3220232511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1152320223 - 2² = 1152320219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1152320223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152320243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3623490 + ... + 3623807.

It is an arithmetic number, because the mean of its divisors is an integer number (195677046).

Almost surely, 2^1152320223 is an apocalyptic number.

1152320223 is a deficient number, since it is larger than the sum of its proper divisors (413096145).

1152320223 is an equidigital number, since it uses as much as digits as its factorization.

1152320223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7247353.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1152320223 is about 33945.8424994873. The cubic root of 1152320223 is about 1048.3936808229.

Adding to 1152320223 its reverse (3220232511), we get a palindrome (4372552734).

The spelling of 1152320223 in words is "one billion, one hundred fifty-two million, three hundred twenty thousand, two hundred twenty-three".