1434314621 has 2 divisors, whose sum is σ = 1434314622. Its totient is φ = 1434314620.

The previous prime is 1434314597. The next prime is 1434314647. The reversal of 1434314621 is 1264134341.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1031308996 + 403005625 = 32114^2 + 20075^2 .

It is a cyclic number.

It is not a de Polignac number, because 1434314621 - 2¹⁰ = 1434313597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1434314221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 717157310 + 717157311.

It is an arithmetic number, because the mean of its divisors is an integer number (717157311).

Almost surely, 2^1434314621 is an apocalyptic number.

It is an amenable number.

1434314621 is a deficient number, since it is larger than the sum of its proper divisors (1).

1434314621 is an equidigital number, since it uses as much as digits as its factorization.

1434314621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 29.

The square root of 1434314621 is about 37872.3463888891. The cubic root of 1434314621 is about 1127.7551226919.

Adding to 1434314621 its reverse (1264134341), we get a palindrome (2698448962).

The spelling of 1434314621 in words is "one billion, four hundred thirty-four million, three hundred fourteen thousand, six hundred twenty-one".