4172743489 has 4 divisors (see below), whose sum is σ = 4177324800. Its totient is φ = 4168162180.

The previous prime is 4172743481. The next prime is 4172743507. The reversal of 4172743489 is 9843472714.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4172743489 - 2³ = 4172743481 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4172743481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2289289 + ... + 2291110.

It is an arithmetic number, because the mean of its divisors is an integer number (1044331200).

Almost surely, 2^4172743489 is an apocalyptic number.

It is an amenable number.

4172743489 is a deficient number, since it is larger than the sum of its proper divisors (4581311).

4172743489 is an equidigital number, since it uses as much as digits as its factorization.

4172743489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4581310.

The product of its digits is 1354752, while the sum is 49.

The square root of 4172743489 is about 64596.7761502074. The cubic root of 4172743489 is about 1609.9308753419.

The spelling of 4172743489 in words is "four billion, one hundred seventy-two million, seven hundred forty-three thousand, four hundred eighty-nine".