403122123 has 8 divisors (see below), whose sum is σ = 597218000. Its totient is φ = 268748064.

The previous prime is 403122113. The next prime is 403122131. The reversal of 403122123 is 321221304.

It is not a de Polignac number, because 403122123 - 2⁵ = 403122091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 403122096 and 403122105.

It is not an unprimeable number, because it can be changed into a prime (403122103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7465198 + ... + 7465251.

It is an arithmetic number, because the mean of its divisors is an integer number (74652250).

Almost surely, 2^403122123 is an apocalyptic number.

403122123 is a deficient number, since it is larger than the sum of its proper divisors (194095877).

403122123 is a wasteful number, since it uses less digits than its factorization.

403122123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14930458 (or 14930452 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 403122123 is about 20077.9013594549. The cubic root of 403122123 is about 738.7183335650.

Adding to 403122123 its reverse (321221304), we get a palindrome (724343427).

The spelling of 403122123 in words is "four hundred three million, one hundred twenty-two thousand, one hundred twenty-three".