421033531053 has 8 divisors (see below), whose sum is σ = 561404454048. Its totient is φ = 280675814384.

The previous prime is 421033531027. The next prime is 421033531057. The reversal of 421033531053 is 350135330124.

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

It is a cyclic number.

It is not a de Polignac number, because 421033531053 - 2⁶ = 421033530989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 421033531053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421033531057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3226950 + ... + 3354887.

It is an arithmetic number, because the mean of its divisors is an integer number (70175556756).

Almost surely, 2^421033531053 is an apocalyptic number.

It is an amenable number.

421033531053 is a deficient number, since it is larger than the sum of its proper divisors (140370922995).

421033531053 is a wasteful number, since it uses less digits than its factorization.

421033531053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6603163.

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 421033531053 its reverse (350135330124), we get a palindrome (771168861177).

The spelling of 421033531053 in words is "four hundred twenty-one billion, thirty-three million, five hundred thirty-one thousand, fifty-three".