423124911 has 32 divisors (see below), whose sum is σ = 688896000. Its totient is φ = 254543040.

The previous prime is 423124907. The next prime is 423124937. The reversal of 423124911 is 119421324.

It is a happy number.

It is not a de Polignac number, because 423124911 - 2² = 423124907 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423124991) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35490 + ... + 45888.

It is an arithmetic number, because the mean of its divisors is an integer number (21528000).

Almost surely, 2^423124911 is an apocalyptic number.

423124911 is a deficient number, since it is larger than the sum of its proper divisors (265771089).

423124911 is a wasteful number, since it uses less digits than its factorization.

423124911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10556 (or 10550 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 423124911 is about 20570.0002673797. Note that the first 3 decimals coincide. The cubic root of 423124911 is about 750.7399577100.

The spelling of 423124911 in words is "four hundred twenty-three million, one hundred twenty-four thousand, nine hundred eleven".