1429397 has 2 divisors, whose sum is σ = 1429398. Its totient is φ = 1429396.

The previous prime is 1429387. The next prime is 1429399. The reversal of 1429397 is 7939241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1406596 + 22801 = 1186^2 + 151^2 .

It is a cyclic number.

It is not a de Polignac number, because 1429397 - 2¹² = 1425301 is a prime.

Together with 1429399, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 1 + 4⁸ + 2⁷ + 9⁴ + 3⁷ + 9⁶ + 7⁷ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1429399) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 714698 + 714699.

It is an arithmetic number, because the mean of its divisors is an integer number (714699).

2^1429397 is an apocalyptic number.

It is an amenable number.

1429397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1429397 is an equidigital number, since it uses as much as digits as its factorization.

1429397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13608, while the sum is 35.

The square root of 1429397 is about 1195.5739207594. The cubic root of 1429397 is about 112.6464791548.

The spelling of 1429397 in words is "one million, four hundred twenty-nine thousand, three hundred ninety-seven".