120091429 has 2 divisors, whose sum is σ = 120091430. Its totient is φ = 120091428.

The previous prime is 120091423. The next prime is 120091471. The reversal of 120091429 is 924190021.

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., 66830625 + 53260804 = 8175^2 + 7298^2 .

It is an emirp because it is prime and its reverse (924190021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120091429 - 2³ = 120091421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120091397 and 120091406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120091421) 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, 60045714 + 60045715.

It is an arithmetic number, because the mean of its divisors is an integer number (60045715).

Almost surely, 2^120091429 is an apocalyptic number.

It is an amenable number.

120091429 is a deficient number, since it is larger than the sum of its proper divisors (1).

120091429 is an equidigital number, since it uses as much as digits as its factorization.

120091429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 120091429 is about 10958.6234993269. The cubic root of 120091429 is about 493.3676515673.

It can be divided in two parts, 1200 and 91429, that added together give a palindrome (92629).

The spelling of 120091429 in words is "one hundred twenty million, ninety-one thousand, four hundred twenty-nine".