1424200409 has 2 divisors, whose sum is σ = 1424200410. Its totient is φ = 1424200408.

The previous prime is 1424200343. The next prime is 1424200447. The reversal of 1424200409 is 9040024241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 848440384 + 575760025 = 29128^2 + 23995^2 .

It is a cyclic number.

It is not a de Polignac number, because 1424200409 - 2²⁰ = 1423151833 is a prime.

It is not a weakly prime, because it can be changed into another prime (1424200009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712100204 + 712100205.

It is an arithmetic number, because the mean of its divisors is an integer number (712100205).

Almost surely, 2^1424200409 is an apocalyptic number.

It is an amenable number.

1424200409 is a deficient number, since it is larger than the sum of its proper divisors (1).

1424200409 is an equidigital number, since it uses as much as digits as its factorization.

1424200409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 1424200409 is about 37738.5798487436. The cubic root of 1424200409 is about 1125.0980415626.

The spelling of 1424200409 in words is "one billion, four hundred twenty-four million, two hundred thousand, four hundred nine".