5205404135 has 4 divisors (see below), whose sum is σ = 6246484968. Its totient is φ = 4164323304.

The previous prime is 5205404129. The next prime is 5205404167. The reversal of 5205404135 is 5314045025.

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 5205404135 - 2¹⁴ = 5205387751 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5205404098 and 5205404107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 520540409 + ... + 520540418.

It is an arithmetic number, because the mean of its divisors is an integer number (1561621242).

Almost surely, 2^5205404135 is an apocalyptic number.

5205404135 is a deficient number, since it is larger than the sum of its proper divisors (1041080833).

5205404135 is a wasteful number, since it uses less digits than its factorization.

5205404135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1041080832.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 5205404135 is about 72148.4867131668. The cubic root of 5205404135 is about 1733.0781661077.

The spelling of 5205404135 in words is "five billion, two hundred five million, four hundred four thousand, one hundred thirty-five".