1434431 has 2 divisors, whose sum is σ = 1434432. Its totient is φ = 1434430.

The previous prime is 1434421. The next prime is 1434439. The reversal of 1434431 is 1344341.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1434431 - 2¹⁴ = 1418047 is a prime.

It is a super-2 number, since 2×1434431² = 4115184587522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1434439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 717215 + 717216.

It is an arithmetic number, because the mean of its divisors is an integer number (717216).

2^1434431 is an apocalyptic number.

1434431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1434431 is an equidigital number, since it uses as much as digits as its factorization.

1434431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 20.

The square root of 1434431 is about 1197.6773355124. The cubic root of 1434431 is about 112.7785623546.

Adding to 1434431 its reverse (1344341), we get a palindrome (2778772).

The spelling of 1434431 in words is "one million, four hundred thirty-four thousand, four hundred thirty-one".