403132123 has 2 divisors, whose sum is σ = 403132124. Its totient is φ = 403132122.

The previous prime is 403132111. The next prime is 403132127. The reversal of 403132123 is 321231304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 403132123 - 2⁹ = 403131611 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 403132123.

It is not a weakly prime, because it can be changed into another prime (403132127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201566061 + 201566062.

It is an arithmetic number, because the mean of its divisors is an integer number (201566062).

Almost surely, 2^403132123 is an apocalyptic number.

403132123 is a deficient number, since it is larger than the sum of its proper divisors (1).

403132123 is an equidigital number, since it uses as much as digits as its factorization.

403132123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 403132123 is about 20078.1503879217. The cubic root of 403132123 is about 738.7244418233.

Adding to 403132123 its reverse (321231304), we get a palindrome (724363427).

It can be divided in two parts, 40313 and 2123, that added together give a square (42436 = 206²).

The spelling of 403132123 in words is "four hundred three million, one hundred thirty-two thousand, one hundred twenty-three".