1110153243 has 4 divisors (see below), whose sum is σ = 1480204328. Its totient is φ = 740102160.

The previous prime is 1110153229. The next prime is 1110153251. The reversal of 1110153243 is 3423510111.

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

It is not a de Polignac number, because 1110153243 - 2¹⁶ = 1110087707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1110153043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185025538 + ... + 185025543.

It is an arithmetic number, because the mean of its divisors is an integer number (370051082).

Almost surely, 2^1110153243 is an apocalyptic number.

1110153243 is a deficient number, since it is larger than the sum of its proper divisors (370051085).

1110153243 is an equidigital number, since it uses as much as digits as its factorization.

1110153243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370051084.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1110153243 is about 33318.9622137305. The cubic root of 1110153243 is about 1035.4464511895.

Adding to 1110153243 its reverse (3423510111), we get a palindrome (4533663354).

The spelling of 1110153243 in words is "one billion, one hundred ten million, one hundred fifty-three thousand, two hundred forty-three".