538909411 has 4 divisors (see below), whose sum is σ = 551442232. Its totient is φ = 526376592.

The previous prime is 538909409. The next prime is 538909417. The reversal of 538909411 is 114909835.

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 538909411 - 2¹ = 538909409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (538909417) 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, 6266346 + ... + 6266431.

It is an arithmetic number, because the mean of its divisors is an integer number (137860558).

Almost surely, 2^538909411 is an apocalyptic number.

538909411 is a deficient number, since it is larger than the sum of its proper divisors (12532821).

538909411 is a wasteful number, since it uses less digits than its factorization.

538909411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12532820.

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 538909411 is about 23214.4224782785. The cubic root of 538909411 is about 813.7767092145.

The spelling of 538909411 in words is "five hundred thirty-eight million, nine hundred nine thousand, four hundred eleven".