1123153606 has 4 divisors (see below), whose sum is σ = 1684730412. Its totient is φ = 561576802.

The previous prime is 1123153601. The next prime is 1123153607. The reversal of 1123153606 is 6063513211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6063513211 = 7 ⋅866216173.

It is a super-2 number, since 2×1123153606² = 2522948045341606472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123153601) 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 as a sum of consecutive naturals, namely, 280788400 + ... + 280788403.

It is an arithmetic number, because the mean of its divisors is an integer number (421182603).

Almost surely, 2^1123153606 is an apocalyptic number.

1123153606 is a deficient number, since it is larger than the sum of its proper divisors (561576806).

1123153606 is an equidigital number, since it uses as much as digits as its factorization.

1123153606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561576805.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1123153606 is about 33513.4839430340. The cubic root of 1123153606 is about 1039.4726141404.

Adding to 1123153606 its reverse (6063513211), we get a palindrome (7186666817).

It can be divided in two parts, 112315 and 3606, that added together give a triangular number (115921 = T₄₈₁).

The spelling of 1123153606 in words is "one billion, one hundred twenty-three million, one hundred fifty-three thousand, six hundred six".