1338753298 has 8 divisors (see below), whose sum is σ = 2126255292. Its totient is φ = 630001536.

The previous prime is 1338753293. The next prime is 1338753307. The reversal of 1338753298 is 8923578331.

It can be written as a sum of positive squares in 2 ways, for example, as 1145348649 + 193404649 = 33843^2 + 13907^2 .

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 (1338753293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19687515 + ... + 19687582.

Almost surely, 2^1338753298 is an apocalyptic number.

1338753298 is a deficient number, since it is larger than the sum of its proper divisors (787501994).

1338753298 is a wasteful number, since it uses less digits than its factorization.

1338753298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39375116.

The product of its digits is 1088640, while the sum is 49.

The square root of 1338753298 is about 36588.9778211964. The cubic root of 1338753298 is about 1102.1317608205.

The spelling of 1338753298 in words is "one billion, three hundred thirty-eight million, seven hundred fifty-three thousand, two hundred ninety-eight".