29143345 has 32 divisors (see below), whose sum is σ = 44375040. Its totient is φ = 17845440.

The previous prime is 29143343. The next prime is 29143349. The reversal of 29143345 is 54334192.

It is not a de Polignac number, because 29143345 - 2¹ = 29143343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (29143343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22074 + ... + 23356.

It is an arithmetic number, because the mean of its divisors is an integer number (1386720).

Almost surely, 2^29143345 is an apocalyptic number.

It is an amenable number.

29143345 is a deficient number, since it is larger than the sum of its proper divisors (15231695).

29143345 is a wasteful number, since it uses less digits than its factorization.

29143345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1365.

The product of its digits is 12960, while the sum is 31.

The square root of 29143345 is about 5398.4576501071. The cubic root of 29143345 is about 307.7370591400.

The spelling of 29143345 in words is "twenty-nine million, one hundred forty-three thousand, three hundred forty-five".