1814429 has 2 divisors, whose sum is σ = 1814430. Its totient is φ = 1814428.

The previous prime is 1814413. The next prime is 1814431. The reversal of 1814429 is 9244181.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1452025 + 362404 = 1205^2 + 602^2 .

It is a cyclic number.

It is not a de Polignac number, because 1814429 - 2⁴ = 1814413 is a prime.

Together with 1814431, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1814459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 907214 + 907215.

It is an arithmetic number, because the mean of its divisors is an integer number (907215).

2^1814429 is an apocalyptic number.

It is an amenable number.

1814429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1814429 is an equidigital number, since it uses as much as digits as its factorization.

1814429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 29.

The square root of 1814429 is about 1347.0074238845. The cubic root of 1814429 is about 121.9682126268.

The spelling of 1814429 in words is "one million, eight hundred fourteen thousand, four hundred twenty-nine".