1434506621 has 2 divisors, whose sum is σ = 1434506622. Its totient is φ = 1434506620.

The previous prime is 1434506551. The next prime is 1434506641. The reversal of 1434506621 is 1266054341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1419405625 + 15100996 = 37675^2 + 3886^2 .

It is a cyclic number.

It is not a de Polignac number, because 1434506621 - 2¹⁴ = 1434490237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1434506641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 717253310 + 717253311.

It is an arithmetic number, because the mean of its divisors is an integer number (717253311).

Almost surely, 2^1434506621 is an apocalyptic number.

It is an amenable number.

1434506621 is a deficient number, since it is larger than the sum of its proper divisors (1).

1434506621 is an equidigital number, since it uses as much as digits as its factorization.

1434506621 is an evil number, because the sum of its binary digits is even.

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

The square root of 1434506621 is about 37874.8811351270. The cubic root of 1434506621 is about 1127.8054415734.

The spelling of 1434506621 in words is "one billion, four hundred thirty-four million, five hundred six thousand, six hundred twenty-one".