1146123423 has 6 divisors (see below), whose sum is σ = 1655511624. Its totient is φ = 764082276.

The previous prime is 1146123401. The next prime is 1146123437. The reversal of 1146123423 is 3243216411.

It is a happy number.

1146123423 is a `hidden beast` number, since 1 + 1 + 4 + 612 + 3 + 42 + 3 = 666.

It is not a de Polignac number, because 1146123423 - 2⁹ = 1146122911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146103423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63673515 + ... + 63673532.

It is an arithmetic number, because the mean of its divisors is an integer number (275918604).

Almost surely, 2^1146123423 is an apocalyptic number.

1146123423 is a deficient number, since it is larger than the sum of its proper divisors (509388201).

1146123423 is a wasteful number, since it uses less digits than its factorization.

1146123423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127347053 (or 127347050 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 1146123423 is about 33854.4446564997. Note that the first 3 decimals coincide. The cubic root of 1146123423 is about 1046.5109962383.

Adding to 1146123423 its reverse (3243216411), we get a palindrome (4389339834).

The spelling of 1146123423 in words is "one billion, one hundred forty-six million, one hundred twenty-three thousand, four hundred twenty-three".