1123644346 has 32 divisors (see below), whose sum is σ = 1928448000. Its totient is φ = 486042480.

The previous prime is 1123644341. The next prime is 1123644371. The reversal of 1123644346 is 6434463211.

It is not an unprimeable number, because it can be changed into a prime (1123644341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95115 + ... + 106273.

It is an arithmetic number, because the mean of its divisors is an integer number (60264000).

Almost surely, 2^1123644346 is an apocalyptic number.

1123644346 is a deficient number, since it is larger than the sum of its proper divisors (804803654).

1123644346 is a wasteful number, since it uses less digits than its factorization.

1123644346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11394.

The product of its digits is 41472, while the sum is 34.

The square root of 1123644346 is about 33520.8046741125. The cubic root of 1123644346 is about 1039.6239845056.

The spelling of 1123644346 in words is "one billion, one hundred twenty-three million, six hundred forty-four thousand, three hundred forty-six".