5263273187 has 4 divisors (see below), whose sum is σ = 5349556416. Its totient is φ = 5176989960.

The previous prime is 5263273177. The next prime is 5263273243. The reversal of 5263273187 is 7813723625.

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 5263273187 - 2⁶ = 5263273123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5263273157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43141523 + ... + 43141644.

It is an arithmetic number, because the mean of its divisors is an integer number (1337389104).

Almost surely, 2^5263273187 is an apocalyptic number.

5263273187 is a deficient number, since it is larger than the sum of its proper divisors (86283229).

5263273187 is an equidigital number, since it uses as much as digits as its factorization.

5263273187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86283228.

The product of its digits is 423360, while the sum is 44.

The square root of 5263273187 is about 72548.4196037378. The cubic root of 5263273187 is about 1739.4767866910.

The spelling of 5263273187 in words is "five billion, two hundred sixty-three million, two hundred seventy-three thousand, one hundred eighty-seven".