1038867555 has 64 divisors (see below), whose sum is σ = 1870387200. Its totient is φ = 488056320.

The previous prime is 1038867521. The next prime is 1038867559. The reversal of 1038867555 is 5557688301.

It is not a de Polignac number, because 1038867555 - 2⁹ = 1038867043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1038867559) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 844681 + ... + 845909.

It is an arithmetic number, because the mean of its divisors is an integer number (29224800).

Almost surely, 2^1038867555 is an apocalyptic number.

1038867555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1038867555 is a deficient number, since it is larger than the sum of its proper divisors (831519645).

1038867555 is a wasteful number, since it uses less digits than its factorization.

1038867555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404.

The product of its (nonzero) digits is 1008000, while the sum is 48.

The square root of 1038867555 is about 32231.4683965841. The cubic root of 1038867555 is about 1012.7915307439.

The spelling of 1038867555 in words is "one billion, thirty-eight million, eight hundred sixty-seven thousand, five hundred fifty-five".