1338553126 has 8 divisors (see below), whose sum is σ = 2095126704. Its totient is φ = 640177560.

The previous prime is 1338553121. The next prime is 1338553129. The reversal of 1338553126 is 6213558331.

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

It is a super-2 number, since 2×1338553126² = 3583448942248743752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338553121) 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, 14549445 + ... + 14549536.

It is an arithmetic number, because the mean of its divisors is an integer number (261890838).

Almost surely, 2^1338553126 is an apocalyptic number.

1338553126 is a deficient number, since it is larger than the sum of its proper divisors (756573578).

1338553126 is a wasteful number, since it uses less digits than its factorization.

1338553126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29099006.

The product of its digits is 64800, while the sum is 37.

The square root of 1338553126 is about 36586.2423049977. The cubic root of 1338553126 is about 1102.0768273946.

The spelling of 1338553126 in words is "one billion, three hundred thirty-eight million, five hundred fifty-three thousand, one hundred twenty-six".