4172486249 has 2 divisors, whose sum is σ = 4172486250. Its totient is φ = 4172486248.

The previous prime is 4172486243. The next prime is 4172486257. The reversal of 4172486249 is 9426842714.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4157025625 + 15460624 = 64475^2 + 3932^2 .

It is a cyclic number.

It is not a de Polignac number, because 4172486249 - 2⁴ = 4172486233 is a prime.

It is not a weakly prime, because it can be changed into another prime (4172486243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2086243124 + 2086243125.

It is an arithmetic number, because the mean of its divisors is an integer number (2086243125).

Almost surely, 2^4172486249 is an apocalyptic number.

It is an amenable number.

4172486249 is a deficient number, since it is larger than the sum of its proper divisors (1).

4172486249 is an equidigital number, since it uses as much as digits as its factorization.

4172486249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 774144, while the sum is 47.

The square root of 4172486249 is about 64594.7849984811. The cubic root of 4172486249 is about 1609.8977918219.

The spelling of 4172486249 in words is "four billion, one hundred seventy-two million, four hundred eighty-six thousand, two hundred forty-nine".