403113442 has 8 divisors (see below), whose sum is σ = 616079196. Its totient is φ = 197753712.

The previous prime is 403113439. The next prime is 403113449. The reversal of 403113442 is 244311304.

It can be written as a sum of positive squares in 2 ways, for example, as 319372641 + 83740801 = 17871^2 + 9151^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (403113449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1901373 + ... + 1901584.

Almost surely, 2^403113442 is an apocalyptic number.

403113442 is a deficient number, since it is larger than the sum of its proper divisors (212965754).

403113442 is a wasteful number, since it uses less digits than its factorization.

403113442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3803012.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 403113442 is about 20077.6851753383. The cubic root of 403113442 is about 738.7130309039.

Adding to 403113442 its reverse (244311304), we get a palindrome (647424746).

The spelling of 403113442 in words is "four hundred three million, one hundred thirteen thousand, four hundred forty-two".