403532123 has 2 divisors, whose sum is σ = 403532124. Its totient is φ = 403532122.

The previous prime is 403532099. The next prime is 403532131. The reversal of 403532123 is 321235304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 403532123 - 2¹⁰ = 403531099 is a prime.

It is not a weakly prime, because it can be changed into another prime (403532183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201766061 + 201766062.

It is an arithmetic number, because the mean of its divisors is an integer number (201766062).

Almost surely, 2^403532123 is an apocalyptic number.

403532123 is a deficient number, since it is larger than the sum of its proper divisors (1).

403532123 is an equidigital number, since it uses as much as digits as its factorization.

403532123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 403532123 is about 20088.1089951245. The cubic root of 403532123 is about 738.9686893726.

Adding to 403532123 its reverse (321235304), we get a palindrome (724767427).

The spelling of 403532123 in words is "four hundred three million, five hundred thirty-two thousand, one hundred twenty-three".