29003145 has 32 divisors (see below), whose sum is σ = 47672064. Its totient is φ = 15052800.

The previous prime is 29003131. The next prime is 29003147. The reversal of 29003145 is 54130092.

It is not a de Polignac number, because 29003145 - 2⁴ = 29003129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (29003147) 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, 120225 + ... + 120465.

It is an arithmetic number, because the mean of its divisors is an integer number (1489752).

Almost surely, 2^29003145 is an apocalyptic number.

It is an amenable number.

29003145 is a deficient number, since it is larger than the sum of its proper divisors (18668919).

29003145 is a wasteful number, since it uses less digits than its factorization.

29003145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 29003145 is about 5385.4568051373. The cubic root of 29003145 is about 307.2427884159.

The spelling of 29003145 in words is "twenty-nine million, three thousand, one hundred forty-five".