860129293 has 2 divisors, whose sum is σ = 860129294. Its totient is φ = 860129292.

The previous prime is 860129273. The next prime is 860129323. The reversal of 860129293 is 392921068.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 748679044 + 111450249 = 27362^2 + 10557^2 .

It is a cyclic number.

It is not a de Polignac number, because 860129293 - 2⁵ = 860129261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (860129233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 430064646 + 430064647.

It is an arithmetic number, because the mean of its divisors is an integer number (430064647).

Almost surely, 2^860129293 is an apocalyptic number.

It is an amenable number.

860129293 is a deficient number, since it is larger than the sum of its proper divisors (1).

860129293 is an equidigital number, since it uses as much as digits as its factorization.

860129293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 860129293 is about 29327.9609417361. The cubic root of 860129293 is about 951.0161953424.

Subtracting from 860129293 its reverse (392921068), we obtain a square (467208225 = 21615²).

The spelling of 860129293 in words is "eight hundred sixty million, one hundred twenty-nine thousand, two hundred ninety-three".