1434340249 has 2 divisors, whose sum is σ = 1434340250. Its totient is φ = 1434340248.

The previous prime is 1434340241. The next prime is 1434340279. The reversal of 1434340249 is 9420434341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1431260224 + 3080025 = 37832^2 + 1755^2 .

It is a cyclic number.

It is not a de Polignac number, because 1434340249 - 2³ = 1434340241 is a prime.

It is not a weakly prime, because it can be changed into another prime (1434340241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 717170124 + 717170125.

It is an arithmetic number, because the mean of its divisors is an integer number (717170125).

Almost surely, 2^1434340249 is an apocalyptic number.

It is an amenable number.

1434340249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1434340249 is an equidigital number, since it uses as much as digits as its factorization.

1434340249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 1434340249 is about 37872.6847345155. The cubic root of 1434340249 is about 1127.7618394739.

The spelling of 1434340249 in words is "one billion, four hundred thirty-four million, three hundred forty thousand, two hundred forty-nine".