1232113194 has 40 divisors (see below), whose sum is σ = 2973224100. Its totient is φ = 379111104.

The previous prime is 1232113193. The next prime is 1232113237. The reversal of 1232113194 is 4913112321.

It can be written as a sum of positive squares in 2 ways, for example, as 988284969 + 243828225 = 31437^2 + 15615^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1232113193) 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 19 ways as a sum of consecutive naturals, for example, 290419 + ... + 294630.

Almost surely, 2^1232113194 is an apocalyptic number.

1232113194 is an abundant number, since it is smaller than the sum of its proper divisors (1741110906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1232113194 is a wasteful number, since it uses less digits than its factorization.

1232113194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585076 (or 585067 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 1232113194 is about 35101.4699692192. The cubic root of 1232113194 is about 1072.0545130118.

The spelling of 1232113194 in words is "one billion, two hundred thirty-two million, one hundred thirteen thousand, one hundred ninety-four".