423133321243 has 8 divisors (see below), whose sum is σ = 427525148160. Its totient is φ = 418759097640.

The previous prime is 423133321241. The next prime is 423133321277. The reversal of 423133321243 is 342123331324.

It is a happy number.

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 423133321243 - 2¹ = 423133321241 is a prime.

It is a super-4 number, since 4×423133321243⁴ (a number of 48 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423133321241) 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, 4352503 + ... + 4448656.

It is an arithmetic number, because the mean of its divisors is an integer number (53440643520).

Almost surely, 2^423133321243 is an apocalyptic number.

423133321243 is a deficient number, since it is larger than the sum of its proper divisors (4391826917).

423133321243 is a wasteful number, since it uses less digits than its factorization.

423133321243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8801657.

The product of its digits is 31104, while the sum is 31.

Adding to 423133321243 its reverse (342123331324), we get a palindrome (765256652567).

It can be divided in two parts, 42313 and 3321243, that added together give a square (3363556 = 1834²).

The spelling of 423133321243 in words is "four hundred twenty-three billion, one hundred thirty-three million, three hundred twenty-one thousand, two hundred forty-three".