1421341411 has 4 divisors (see below), whose sum is σ = 1624390192. Its totient is φ = 1218292632.

The previous prime is 1421341409. The next prime is 1421341487. The reversal of 1421341411 is 1141431241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1421341411 - 2¹ = 1421341409 is a prime.

It is a super-2 number, since 2×1421341411² = 4040422813246941842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1421341111) 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 in 3 ways as a sum of consecutive naturals, for example, 101524380 + ... + 101524393.

It is an arithmetic number, because the mean of its divisors is an integer number (406097548).

Almost surely, 2^1421341411 is an apocalyptic number.

1421341411 is a deficient number, since it is larger than the sum of its proper divisors (203048781).

1421341411 is an equidigital number, since it uses as much as digits as its factorization.

1421341411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203048780.

The product of its digits is 384, while the sum is 22.

The square root of 1421341411 is about 37700.6818373355. The cubic root of 1421341411 is about 1124.3446813268.

Adding to 1421341411 its reverse (1141431241), we get a palindrome (2562772652).

The spelling of 1421341411 in words is "one billion, four hundred twenty-one million, three hundred forty-one thousand, four hundred eleven".