1123153466 has 4 divisors (see below), whose sum is σ = 1684730202. Its totient is φ = 561576732.

The previous prime is 1123153387. The next prime is 1123153481. The reversal of 1123153466 is 6643513211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6643513211 = 6143 ⋅1081477.

It can be written as a sum of positive squares in only one way, i.e., 1119237025 + 3916441 = 33455^2 + 1979^2 .

It is a super-2 number, since 2×1123153466² = 2522947416375626312, which contains 22 as substring.

It is an unprimeable number.

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, 280788365 + ... + 280788368.

Almost surely, 2^1123153466 is an apocalyptic number.

1123153466 is a deficient number, since it is larger than the sum of its proper divisors (561576736).

1123153466 is an equidigital number, since it uses as much as digits as its factorization.

1123153466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561576735.

The product of its digits is 12960, while the sum is 32.

The square root of 1123153466 is about 33513.4818543224. The cubic root of 1123153466 is about 1039.4725709507.

Adding to 1123153466 its reverse (6643513211), we get a palindrome (7766666677).

The spelling of 1123153466 in words is "one billion, one hundred twenty-three million, one hundred fifty-three thousand, four hundred sixty-six".