4129345 has 8 divisors (see below), whose sum is σ = 5405760. Its totient is φ = 3003120.

The previous prime is 4129343. The next prime is 4129361. The reversal of 4129345 is 5439214.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4129345 - 2¹ = 4129343 is a prime.

4129345 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4129343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37485 + ... + 37594.

It is an arithmetic number, because the mean of its divisors is an integer number (675720).

Almost surely, 2^4129345 is an apocalyptic number.

It is an amenable number.

4129345 is a deficient number, since it is larger than the sum of its proper divisors (1276415).

4129345 is a wasteful number, since it uses less digits than its factorization.

4129345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75095.

The product of its digits is 4320, while the sum is 28.

The square root of 4129345 is about 2032.0789846854. The cubic root of 4129345 is about 160.4330067874.

The spelling of 4129345 in words is "four million, one hundred twenty-nine thousand, three hundred forty-five".