1153120223 has 8 divisors (see below), whose sum is σ = 1168669440. Its totient is φ = 1137628800.

The previous prime is 1153120169. The next prime is 1153120229. The reversal of 1153120223 is 3220213511.

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 1153120223 - 2¹² = 1153116127 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1153120195 and 1153120204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153120229) 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, 26498 + ... + 54848.

It is an arithmetic number, because the mean of its divisors is an integer number (146083680).

Almost surely, 2^1153120223 is an apocalyptic number.

1153120223 is a deficient number, since it is larger than the sum of its proper divisors (15549217).

1153120223 is an equidigital number, since it uses as much as digits as its factorization.

1153120223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28897.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1153120223 is about 33957.6239304225. The cubic root of 1153120223 is about 1048.6362409810.

Adding to 1153120223 its reverse (3220213511), we get a palindrome (4373333734).

The spelling of 1153120223 in words is "one billion, one hundred fifty-three million, one hundred twenty thousand, two hundred twenty-three".