432101123 has 2 divisors, whose sum is σ = 432101124. Its totient is φ = 432101122.

The previous prime is 432101107. The next prime is 432101143. The reversal of 432101123 is 321101234.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 432101123 - 2⁴ = 432101107 is a prime.

It is a super-2 number, since 2×432101123² = 373422760995722258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (432101143) 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 as a sum of consecutive naturals, namely, 216050561 + 216050562.

It is an arithmetic number, because the mean of its divisors is an integer number (216050562).

Almost surely, 2^432101123 is an apocalyptic number.

432101123 is a deficient number, since it is larger than the sum of its proper divisors (1).

432101123 is an equidigital number, since it uses as much as digits as its factorization.

432101123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 432101123 is about 20787.0421897874. The cubic root of 432101123 is about 756.0116100556.

Adding to 432101123 its reverse (321101234), we get a palindrome (753202357).

The spelling of 432101123 in words is "four hundred thirty-two million, one hundred one thousand, one hundred twenty-three".