1933404313 has 4 divisors (see below), whose sum is σ = 1978367248. Its totient is φ = 1888441380.

The previous prime is 1933404301. The next prime is 1933404329. The reversal of 1933404313 is 3134043391.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1933404313 - 2⁵ = 1933404281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1933404353) 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 in 3 ways as a sum of consecutive naturals, for example, 22481403 + ... + 22481488.

It is an arithmetic number, because the mean of its divisors is an integer number (494591812).

Almost surely, 2^1933404313 is an apocalyptic number.

It is an amenable number.

1933404313 is a deficient number, since it is larger than the sum of its proper divisors (44962935).

1933404313 is an equidigital number, since it uses as much as digits as its factorization.

1933404313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44962934.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 1933404313 is about 43970.4936633648. The cubic root of 1933404313 is about 1245.7786805235.

The spelling of 1933404313 in words is "one billion, nine hundred thirty-three million, four hundred four thousand, three hundred thirteen".