1434350381 has 2 divisors, whose sum is σ = 1434350382. Its totient is φ = 1434350380.

The previous prime is 1434350363. The next prime is 1434350417. The reversal of 1434350381 is 1830534341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 906913225 + 527437156 = 30115^2 + 22966^2 .

It is a cyclic number.

It is not a de Polignac number, because 1434350381 - 2⁶ = 1434350317 is a prime.

It is a super-2 number, since 2×1434350381² = 4114722030949690322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1434350881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 717175190 + 717175191.

It is an arithmetic number, because the mean of its divisors is an integer number (717175191).

Almost surely, 2^1434350381 is an apocalyptic number.

It is an amenable number.

1434350381 is a deficient number, since it is larger than the sum of its proper divisors (1).

1434350381 is an equidigital number, since it uses as much as digits as its factorization.

1434350381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 1434350381 is about 37872.8184982317. The cubic root of 1434350381 is about 1127.7644949238.

The spelling of 1434350381 in words is "one billion, four hundred thirty-four million, three hundred fifty thousand, three hundred eighty-one".