29146489 has 2 divisors, whose sum is σ = 29146490. Its totient is φ = 29146488.

The previous prime is 29146477. The next prime is 29146499. The reversal of 29146489 is 98464192.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28440889 + 705600 = 5333^2 + 840^2 .

It is a cyclic number.

It is not a de Polignac number, because 29146489 - 2¹¹ = 29144441 is a prime.

It is not a weakly prime, because it can be changed into another prime (29146459) 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, 14573244 + 14573245.

It is an arithmetic number, because the mean of its divisors is an integer number (14573245).

Almost surely, 2^29146489 is an apocalyptic number.

It is an amenable number.

29146489 is a deficient number, since it is larger than the sum of its proper divisors (1).

29146489 is an equidigital number, since it uses as much as digits as its factorization.

29146489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 43.

The square root of 29146489 is about 5398.7488365361. The cubic root of 29146489 is about 307.7481250228.

The spelling of 29146489 in words is "twenty-nine million, one hundred forty-six thousand, four hundred eighty-nine".