29040129 has 12 divisors (see below), whose sum is σ = 42355456. Its totient is φ = 19171512.

The previous prime is 29040091. The next prime is 29040139. The reversal of 29040129 is 92104092.

It is not a de Polignac number, because 29040129 - 2⁷ = 29040001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (29040139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14737 + ... + 16590.

Almost surely, 2^29040129 is an apocalyptic number.

It is an amenable number.

29040129 is a deficient number, since it is larger than the sum of its proper divisors (13315327).

29040129 is a wasteful number, since it uses less digits than its factorization.

29040129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31436 (or 31433 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 29040129 is about 5388.8894032073. The cubic root of 29040129 is about 307.3733287504.

The spelling of 29040129 in words is "twenty-nine million, forty thousand, one hundred twenty-nine".