538253611 has 4 divisors (see below), whose sum is σ = 615146992. Its totient is φ = 461360232.

The previous prime is 538253593. The next prime is 538253671. The reversal of 538253611 is 116352835.

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 538253611 - 2⁵ = 538253579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (538253671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38446680 + ... + 38446693.

It is an arithmetic number, because the mean of its divisors is an integer number (153786748).

Almost surely, 2^538253611 is an apocalyptic number.

538253611 is a deficient number, since it is larger than the sum of its proper divisors (76893381).

538253611 is an equidigital number, since it uses as much as digits as its factorization.

538253611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76893380.

The product of its digits is 21600, while the sum is 34.

The square root of 538253611 is about 23200.2933386628. The cubic root of 538253611 is about 813.4464796941.

The spelling of 538253611 in words is "five hundred thirty-eight million, two hundred fifty-three thousand, six hundred eleven".