1434411421 has 2 divisors, whose sum is σ = 1434411422. Its totient is φ = 1434411420.

The previous prime is 1434411409. The next prime is 1434411443. The reversal of 1434411421 is 1241144341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1280924100 + 153487321 = 35790^2 + 12389^2 .

It is an emirp because it is prime and its reverse (1241144341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1434411421 - 2⁵ = 1434411389 is a prime.

It is a super-2 number, since 2×1434411421² = 4115072249390478482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1434411221) 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, 717205710 + 717205711.

It is an arithmetic number, because the mean of its divisors is an integer number (717205711).

Almost surely, 2^1434411421 is an apocalyptic number.

It is an amenable number.

1434411421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1434411421 is an equidigital number, since it uses as much as digits as its factorization.

1434411421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1536, while the sum is 25.

The square root of 1434411421 is about 37873.6243446544. The cubic root of 1434411421 is about 1127.7804923559.

Adding to 1434411421 its reverse (1241144341), we get a palindrome (2675555762).

The spelling of 1434411421 in words is "one billion, four hundred thirty-four million, four hundred eleven thousand, four hundred twenty-one".