5312194287 has 32 divisors (see below), whose sum is σ = 7827916800. Its totient is φ = 3189380832.

The previous prime is 5312194273. The next prime is 5312194291. The reversal of 5312194287 is 7824912135.

It is not a de Polignac number, because 5312194287 - 2⁴ = 5312194271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5312194207) 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 31 ways as a sum of consecutive naturals, for example, 201264 + ... + 226122.

It is an arithmetic number, because the mean of its divisors is an integer number (244622400).

Almost surely, 2^5312194287 is an apocalyptic number.

5312194287 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

5312194287 is a deficient number, since it is larger than the sum of its proper divisors (2515722513).

5312194287 is a wasteful number, since it uses less digits than its factorization.

5312194287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25067.

The product of its digits is 120960, while the sum is 42.

The square root of 5312194287 is about 72884.8014815160. The cubic root of 5312194287 is about 1744.8495407529.

The spelling of 5312194287 in words is "five billion, three hundred twelve million, one hundred ninety-four thousand, two hundred eighty-seven".