1164424123 has 4 divisors (see below), whose sum is σ = 1172239200. Its totient is φ = 1156609048.

The previous prime is 1164424111. The next prime is 1164424127. The reversal of 1164424123 is 3214244611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3214244611 = 19 ⋅169170769.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1164424123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1164424091 and 1164424100.

It is not an unprimeable number, because it can be changed into a prime (1164424127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3907315 + ... + 3907612.

It is an arithmetic number, because the mean of its divisors is an integer number (293059800).

Almost surely, 2^1164424123 is an apocalyptic number.

1164424123 is a deficient number, since it is larger than the sum of its proper divisors (7815077).

1164424123 is an equidigital number, since it uses as much as digits as its factorization.

1164424123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7815076.

The product of its digits is 4608, while the sum is 28.

The square root of 1164424123 is about 34123.6592850181. The cubic root of 1164424123 is about 1052.0516568653.

Adding to 1164424123 its reverse (3214244611), we get a palindrome (4378668734).

The spelling of 1164424123 in words is "one billion, one hundred sixty-four million, four hundred twenty-four thousand, one hundred twenty-three".