2146526429 has 2 divisors, whose sum is σ = 2146526430. Its totient is φ = 2146526428.

The previous prime is 2146526413. The next prime is 2146526491. The reversal of 2146526429 is 9246256412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2054174329 + 92352100 = 45323^2 + 9610^2 .

It is a cyclic number.

It is not a de Polignac number, because 2146526429 - 2⁴ = 2146526413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2146520429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1073263214 + 1073263215.

It is an arithmetic number, because the mean of its divisors is an integer number (1073263215).

Almost surely, 2^2146526429 is an apocalyptic number.

It is an amenable number.

2146526429 is a deficient number, since it is larger than the sum of its proper divisors (1).

2146526429 is an equidigital number, since it uses as much as digits as its factorization.

2146526429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 41.

The square root of 2146526429 is about 46330.6208570531. The cubic root of 2146526429 is about 1289.9674348288.

The spelling of 2146526429 in words is "two billion, one hundred forty-six million, five hundred twenty-six thousand, four hundred twenty-nine".