423041132431 has 4 divisors (see below), whose sum is σ = 423079396600. Its totient is φ = 423002868264.

The previous prime is 423041132429. The next prime is 423041132443. The reversal of 423041132431 is 134231140324.

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 423041132431 - 2¹ = 423041132429 is a prime.

It is a super-2 number, since 2×423041132431² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 423041132431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423041132411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19115496 + ... + 19137613.

It is an arithmetic number, because the mean of its divisors is an integer number (105769849150).

Almost surely, 2^423041132431 is an apocalyptic number.

423041132431 is a deficient number, since it is larger than the sum of its proper divisors (38264169).

423041132431 is a wasteful number, since it uses less digits than its factorization.

423041132431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38264168.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 423041132431 its reverse (134231140324), we get a palindrome (557272272755).

The spelling of 423041132431 in words is "four hundred twenty-three billion, forty-one million, one hundred thirty-two thousand, four hundred thirty-one".