36431429 has 2 divisors, whose sum is σ = 36431430. Its totient is φ = 36431428.

The previous prime is 36431419. The next prime is 36431431. The reversal of 36431429 is 92413463.

36431429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29408929 + 7022500 = 5423^2 + 2650^2 .

It is an emirp because it is prime and its reverse (92413463) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36431429 - 2⁸ = 36431173 is a prime.

It is a Sophie Germain prime.

Together with 36431431, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 36431395 and 36431404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36431419) 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, 18215714 + 18215715.

It is an arithmetic number, because the mean of its divisors is an integer number (18215715).

Almost surely, 2^36431429 is an apocalyptic number.

It is an amenable number.

36431429 is a deficient number, since it is larger than the sum of its proper divisors (1).

36431429 is an equidigital number, since it uses as much as digits as its factorization.

36431429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 32.

The square root of 36431429 is about 6035.8453426177. The cubic root of 36431429 is about 331.5065157242.

The spelling of 36431429 in words is "thirty-six million, four hundred thirty-one thousand, four hundred twenty-nine".