29021039 has 2 divisors, whose sum is σ = 29021040. Its totient is φ = 29021038.

The previous prime is 29021029. The next prime is 29021063. The reversal of 29021039 is 93012092.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29021039 - 2¹⁶ = 28955503 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 29020999 and 29021017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29021029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14510519 + 14510520.

It is an arithmetic number, because the mean of its divisors is an integer number (14510520).

Almost surely, 2^29021039 is an apocalyptic number.

29021039 is a deficient number, since it is larger than the sum of its proper divisors (1).

29021039 is an equidigital number, since it uses as much as digits as its factorization.

29021039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 29021039 is about 5387.1178750794. The cubic root of 29021039 is about 307.3059617049.

The spelling of 29021039 in words is "twenty-nine million, twenty-one thousand, thirty-nine".