538279099 has 4 divisors (see below), whose sum is σ = 538438264. Its totient is φ = 538119936.

The previous prime is 538279087. The next prime is 538279141. The reversal of 538279099 is 990972835.

538279099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 538279099 - 2²⁵ = 504724667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (538279019) 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, 74397 + ... + 81310.

It is an arithmetic number, because the mean of its divisors is an integer number (134609566).

Almost surely, 2^538279099 is an apocalyptic number.

538279099 is a deficient number, since it is larger than the sum of its proper divisors (159165).

538279099 is a wasteful number, since it uses less digits than its factorization.

538279099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159164.

The product of its (nonzero) digits is 1224720, while the sum is 52.

The square root of 538279099 is about 23200.8426355596. The cubic root of 538279099 is about 813.4593192404.

It can be divided in two parts, 53827 and 9099, that added together give a palindrome (62926).

The spelling of 538279099 in words is "five hundred thirty-eight million, two hundred seventy-nine thousand, ninety-nine".