1411642409 has 2 divisors, whose sum is σ = 1411642410. Its totient is φ = 1411642408.

The previous prime is 1411642361. The next prime is 1411642417. The reversal of 1411642409 is 9042461141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 915244009 + 496398400 = 30253^2 + 22280^2 .

It is a cyclic number.

It is not a de Polignac number, because 1411642409 - 2⁸ = 1411642153 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1411641409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 705821204 + 705821205.

It is an arithmetic number, because the mean of its divisors is an integer number (705821205).

Almost surely, 2^1411642409 is an apocalyptic number.

It is an amenable number.

1411642409 is a deficient number, since it is larger than the sum of its proper divisors (1).

1411642409 is an equidigital number, since it uses as much as digits as its factorization.

1411642409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 1411642409 is about 37571.8299926953. The cubic root of 1411642409 is about 1121.7813937195.

The spelling of 1411642409 in words is "one billion, four hundred eleven million, six hundred forty-two thousand, four hundred nine".