5255135403 has 8 divisors (see below), whose sum is σ = 8007825408. Its totient is φ = 3002934504.

The previous prime is 5255135401. The next prime is 5255135423. The reversal of 5255135403 is 3045315525.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5255135403 - 2¹ = 5255135401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5255135401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125122251 + ... + 125122292.

It is an arithmetic number, because the mean of its divisors is an integer number (1000978176).

Almost surely, 2^5255135403 is an apocalyptic number.

5255135403 is a deficient number, since it is larger than the sum of its proper divisors (2752690005).

5255135403 is a wasteful number, since it uses less digits than its factorization.

5255135403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250244553.

The product of its (nonzero) digits is 45000, while the sum is 33.

The square root of 5255135403 is about 72492.3127165909. The cubic root of 5255135403 is about 1738.5798297587.

The spelling of 5255135403 in words is "five billion, two hundred fifty-five million, one hundred thirty-five thousand, four hundred three".