1434397 has 2 divisors, whose sum is σ = 1434398. Its totient is φ = 1434396.

The previous prime is 1434383. The next prime is 1434421. The reversal of 1434397 is 7934341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1279161 + 155236 = 1131^2 + 394^2 .

It is a cyclic number.

It is not a de Polignac number, because 1434397 - 2¹⁵ = 1401629 is a prime.

1434397 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1434337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 717198 + 717199.

It is an arithmetic number, because the mean of its divisors is an integer number (717199).

2^1434397 is an apocalyptic number.

It is an amenable number.

1434397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1434397 is an equidigital number, since it uses as much as digits as its factorization.

1434397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 31.

The square root of 1434397 is about 1197.6631412881. The cubic root of 1434397 is about 112.7776712925. Note that the first 3 decimals are identical.

The spelling of 1434397 in words is "one million, four hundred thirty-four thousand, three hundred ninety-seven".