421403143034 has 8 divisors (see below), whose sum is σ = 635100472128. Its totient is φ = 209702985660.

The previous prime is 421403142973. The next prime is 421403143097. The reversal of 421403143034 is 430341304124.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 421403142988 and 421403143006.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 499292402 + ... + 499293245.

It is an arithmetic number, because the mean of its divisors is an integer number (79387559016).

Almost surely, 2^421403143034 is an apocalyptic number.

421403143034 is a deficient number, since it is larger than the sum of its proper divisors (213697329094).

421403143034 is a wasteful number, since it uses less digits than its factorization.

421403143034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998585860.

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

Adding to 421403143034 its reverse (430341304124), we get a palindrome (851744447158).

The spelling of 421403143034 in words is "four hundred twenty-one billion, four hundred three million, one hundred forty-three thousand, thirty-four".