1436434429 has 2 divisors, whose sum is σ = 1436434430. Its totient is φ = 1436434428.

The previous prime is 1436434427. The next prime is 1436434459. The reversal of 1436434429 is 9244346341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1393006329 + 43428100 = 37323^2 + 6590^2 .

It is an emirp because it is prime and its reverse (9244346341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1436434429 - 2¹ = 1436434427 is a prime.

Together with 1436434427, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1436434391 and 1436434400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1436434421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 718217214 + 718217215.

It is an arithmetic number, because the mean of its divisors is an integer number (718217215).

Almost surely, 2^1436434429 is an apocalyptic number.

It is an amenable number.

1436434429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1436434429 is an equidigital number, since it uses as much as digits as its factorization.

1436434429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 40.

The square root of 1436434429 is about 37900.3222809516. The cubic root of 1436434429 is about 1128.3104280021.

The spelling of 1436434429 in words is "one billion, four hundred thirty-six million, four hundred thirty-four thousand, four hundred twenty-nine".