1338253382 has 4 divisors (see below), whose sum is σ = 2007380076. Its totient is φ = 669126690.

The previous prime is 1338253381. The next prime is 1338253393. The reversal of 1338253382 is 2833528331.

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

It is a super-2 number, since 2×1338253382² = 3581844228868875848, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338253381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 334563344 + ... + 334563347.

It is an arithmetic number, because the mean of its divisors is an integer number (501845019).

Almost surely, 2^1338253382 is an apocalyptic number.

1338253382 is a deficient number, since it is larger than the sum of its proper divisors (669126694).

1338253382 is an equidigital number, since it uses as much as digits as its factorization.

1338253382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669126693.

The product of its digits is 103680, while the sum is 38.

The square root of 1338253382 is about 36582.1456724452. The cubic root of 1338253382 is about 1101.9945580719.

The spelling of 1338253382 in words is "one billion, three hundred thirty-eight million, two hundred fifty-three thousand, three hundred eighty-two".