420313144043 has 4 divisors (see below), whose sum is σ = 452644924368. Its totient is φ = 387981363720.

The previous prime is 420313144021. The next prime is 420313144063. The reversal of 420313144043 is 340441313024.

It is a happy number.

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 420313144043 - 2⁸ = 420313143787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 420313143997 and 420313144015.

It is not an unprimeable number, because it can be changed into a prime (420313144063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16165890143 + ... + 16165890168.

It is an arithmetic number, because the mean of its divisors is an integer number (113161231092).

Almost surely, 2^420313144043 is an apocalyptic number.

420313144043 is a deficient number, since it is larger than the sum of its proper divisors (32331780325).

420313144043 is a wasteful number, since it uses less digits than its factorization.

420313144043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32331780324.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 420313144043 its reverse (340441313024), we get a palindrome (760754457067).

The spelling of 420313144043 in words is "four hundred twenty billion, three hundred thirteen million, one hundred forty-four thousand, forty-three".