403432000043 has 4 divisors (see below), whose sum is σ = 420972521808. Its totient is φ = 385891478280.

The previous prime is 403432000019. The next prime is 403432000063. The reversal of 403432000043 is 340000234304.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 403432000043 - 2¹² = 403431995947 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 17540521741 = 403432000043 / (4 + 0 + 3 + 4 + 3 + 2 + 0 + 0 + 0 + 0 + 4 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 403431999982 and 403432000018.

It is not an unprimeable number, because it can be changed into a prime (403432000063) 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, 8770260848 + ... + 8770260893.

It is an arithmetic number, because the mean of its divisors is an integer number (105243130452).

Almost surely, 2^403432000043 is an apocalyptic number.

403432000043 is a deficient number, since it is larger than the sum of its proper divisors (17540521765).

403432000043 is a wasteful number, since it uses less digits than its factorization.

403432000043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17540521764.

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 403432000043 its reverse (340000234304), we get a palindrome (743432234347).

The spelling of 403432000043 in words is "four hundred three billion, four hundred thirty-two million, forty-three", and thus it is an aban number.