1338252434 has 8 divisors (see below), whose sum is σ = 2009328768. Its totient is φ = 668476180.

The previous prime is 1338252431. The next prime is 1338252437. The reversal of 1338252434 is 4342528331.

It is an interprime number because it is at equal distance from previous prime (1338252431) and next prime (1338252437).

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

It is a junction number, because it is equal to n+sod(n) for n = 1338252394 and 1338252403.

It is not an unprimeable number, because it can be changed into a prime (1338252431) 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, 322442 + ... + 326565.

It is an arithmetic number, because the mean of its divisors is an integer number (251166096).

Almost surely, 2^1338252434 is an apocalyptic number.

1338252434 is a deficient number, since it is larger than the sum of its proper divisors (671076334).

1338252434 is a wasteful number, since it uses less digits than its factorization.

1338252434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650040.

The product of its digits is 69120, while the sum is 35.

The square root of 1338252434 is about 36582.1327153024. The cubic root of 1338252434 is about 1101.9942978593.

The spelling of 1338252434 in words is "one billion, three hundred thirty-eight million, two hundred fifty-two thousand, four hundred thirty-four".