420440411341 has 4 divisors (see below), whose sum is σ = 422276395900. Its totient is φ = 418604426784.

The previous prime is 420440411327. The next prime is 420440411371. The reversal of 420440411341 is 143114044024.

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

It can be written as a sum of positive squares in 2 ways, for example, as 348908769225 + 71531642116 = 590685^2 + 267454^2 .

It is a cyclic number.

It is not a de Polignac number, because 420440411341 - 2²⁹ = 419903540429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420440411371) 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, 917991936 + ... + 917992393.

It is an arithmetic number, because the mean of its divisors is an integer number (105569098975).

Almost surely, 2^420440411341 is an apocalyptic number.

It is an amenable number.

420440411341 is a deficient number, since it is larger than the sum of its proper divisors (1835984559).

420440411341 is a wasteful number, since it uses less digits than its factorization.

420440411341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1835984558.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 420440411341 its reverse (143114044024), we get a palindrome (563554455365).

The spelling of 420440411341 in words is "four hundred twenty billion, four hundred forty million, four hundred eleven thousand, three hundred forty-one".