1326000123 has 36 divisors (see below), whose sum is σ = 2232194328. Its totient is φ = 756302400.

The previous prime is 1326000113. The next prime is 1326000133. The reversal of 1326000123 is 3210006231.

It is an interprime number because it is at equal distance from previous prime (1326000113) and next prime (1326000133).

It is not a de Polignac number, because 1326000123 - 2⁸ = 1325999867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1326000096 and 1326000105.

It is not an unprimeable number, because it can be changed into a prime (1326000103) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 262540 + ... + 267542.

It is an arithmetic number, because the mean of its divisors is an integer number (62005398).

Almost surely, 2^1326000123 is an apocalyptic number.

1326000123 is a deficient number, since it is larger than the sum of its proper divisors (906194205).

1326000123 is a wasteful number, since it uses less digits than its factorization.

1326000123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5624 (or 5614 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1326000123 is about 36414.2846009639. The cubic root of 1326000123 is about 1098.6208951110.

Adding to 1326000123 its reverse (3210006231), we get a palindrome (4536006354).

The spelling of 1326000123 in words is "one billion, three hundred twenty-six million, one hundred twenty-three", and thus it is an aban number.