403234123 has 8 divisors (see below), whose sum is σ = 411140448. Its totient is φ = 395338944.

The previous prime is 403234121. The next prime is 403234129. The reversal of 403234123 is 321432304.

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 403234123 - 2¹ = 403234121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 403234094 and 403234103.

It is not an unprimeable number, because it can be changed into a prime (403234121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139711 + ... + 142567.

It is an arithmetic number, because the mean of its divisors is an integer number (51392556).

Almost surely, 2^403234123 is an apocalyptic number.

403234123 is a deficient number, since it is larger than the sum of its proper divisors (7906325).

403234123 is a wasteful number, since it uses less digits than its factorization.

403234123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5573.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 403234123 is about 20080.6903018796. The cubic root of 403234123 is about 738.7867402897.

Adding to 403234123 its reverse (321432304), we get a palindrome (724666427).

The spelling of 403234123 in words is "four hundred three million, two hundred thirty-four thousand, one hundred twenty-three".