1338373403 has 4 divisors (see below), whose sum is σ = 1384524240. Its totient is φ = 1292222568.

The previous prime is 1338373397. The next prime is 1338373417. The reversal of 1338373403 is 3043738331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1338373403 - 2⁸ = 1338373147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1338373103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23075375 + ... + 23075432.

It is an arithmetic number, because the mean of its divisors is an integer number (346131060).

Almost surely, 2^1338373403 is an apocalyptic number.

1338373403 is a deficient number, since it is larger than the sum of its proper divisors (46150837).

1338373403 is an equidigital number, since it uses as much as digits as its factorization.

1338373403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46150836.

The product of its (nonzero) digits is 54432, while the sum is 35.

The square root of 1338373403 is about 36583.7860670544. The cubic root of 1338373403 is about 1102.0275011445.

The spelling of 1338373403 in words is "one billion, three hundred thirty-eight million, three hundred seventy-three thousand, four hundred three".