1424343397 has 2 divisors, whose sum is σ = 1424343398. Its totient is φ = 1424343396.

The previous prime is 1424343343. The next prime is 1424343409. The reversal of 1424343397 is 7933434241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1419330276 + 5013121 = 37674^2 + 2239^2 .

It is a cyclic number.

It is not a de Polignac number, because 1424343397 - 2⁷ = 1424343269 is a prime.

It is a super-2 number, since 2×1424343397² = 4057508225154999218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1424343307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712171698 + 712171699.

It is an arithmetic number, because the mean of its divisors is an integer number (712171699).

Almost surely, 2^1424343397 is an apocalyptic number.

It is an amenable number.

1424343397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1424343397 is an equidigital number, since it uses as much as digits as its factorization.

1424343397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 40.

The square root of 1424343397 is about 37740.4742551018. The cubic root of 1424343397 is about 1125.1356931305.

The spelling of 1424343397 in words is "one billion, four hundred twenty-four million, three hundred forty-three thousand, three hundred ninety-seven".