4173729125 has 8 divisors (see below), whose sum is σ = 5208814104. Its totient is φ = 3338983200.

The previous prime is 4173729101. The next prime is 4173729169. The reversal of 4173729125 is 5219273714.

It is a happy number.

4173729125 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 596971489 + 3576757636 = 24433^2 + 59806^2 .

It is not a de Polignac number, because 4173729125 - 2¹⁶ = 4173663589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16694792 + ... + 16695041.

It is an arithmetic number, because the mean of its divisors is an integer number (651101763).

Almost surely, 2^4173729125 is an apocalyptic number.

It is an amenable number.

4173729125 is a deficient number, since it is larger than the sum of its proper divisors (1035084979).

4173729125 is an equidigital number, since it uses as much as digits as its factorization.

4173729125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33389848 (or 33389838 counting only the distinct ones).

The product of its digits is 105840, while the sum is 41.

The square root of 4173729125 is about 64604.4048420849. The cubic root of 4173729125 is about 1610.0576249580.

The spelling of 4173729125 in words is "four billion, one hundred seventy-three million, seven hundred twenty-nine thousand, one hundred twenty-five".