8755121338 has 4 divisors (see below), whose sum is σ = 13132682010. Its totient is φ = 4377560668.

The previous prime is 8755121317. The next prime is 8755121371. The reversal of 8755121338 is 8331215578.

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

It can be written as a sum of positive squares in only one way, i.e., 8607571729 + 147549609 = 92777^2 + 12147^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8755121294 and 8755121303.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2188780333 + ... + 2188780336.

Almost surely, 2^8755121338 is an apocalyptic number.

8755121338 is a deficient number, since it is larger than the sum of its proper divisors (4377560672).

8755121338 is a wasteful number, since it uses less digits than its factorization.

8755121338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4377560671.

The product of its digits is 201600, while the sum is 43.

The square root of 8755121338 is about 93568.8053680285. The cubic root of 8755121338 is about 2061.0445999711.

The spelling of 8755121338 in words is "eight billion, seven hundred fifty-five million, one hundred twenty-one thousand, three hundred thirty-eight".