120140429 has 2 divisors, whose sum is σ = 120140430. Its totient is φ = 120140428.

The previous prime is 120140387. The next prime is 120140467. The reversal of 120140429 is 924041021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111788329 + 8352100 = 10573^2 + 2890^2 .

It is a cyclic number.

It is not a de Polignac number, because 120140429 - 2¹² = 120136333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120140329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60070214 + 60070215.

It is an arithmetic number, because the mean of its divisors is an integer number (60070215).

Almost surely, 2^120140429 is an apocalyptic number.

It is an amenable number.

120140429 is a deficient number, since it is larger than the sum of its proper divisors (1).

120140429 is an equidigital number, since it uses as much as digits as its factorization.

120140429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 120140429 is about 10960.8589535675. The cubic root of 120140429 is about 493.4347441369.

The spelling of 120140429 in words is "one hundred twenty million, one hundred forty thousand, four hundred twenty-nine".