1324400123 has 8 divisors (see below), whose sum is σ = 1332492000. Its totient is φ = 1316323008.

The previous prime is 1324400107. The next prime is 1324400131. The reversal of 1324400123 is 3210044231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1324400123 - 2⁴ = 1324400107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1324400095 and 1324400104.

It is not an unprimeable number, because it can be changed into a prime (1324400023) 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, 214463 + ... + 220551.

It is an arithmetic number, because the mean of its divisors is an integer number (166561500).

Almost surely, 2^1324400123 is an apocalyptic number.

1324400123 is a deficient number, since it is larger than the sum of its proper divisors (8091877).

1324400123 is a wasteful number, since it uses less digits than its factorization.

1324400123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7381.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1324400123 is about 36392.3085692568. The cubic root of 1324400123 is about 1098.1788386130.

Adding to 1324400123 its reverse (3210044231), we get a palindrome (4534444354).

The spelling of 1324400123 in words is "one billion, three hundred twenty-four million, four hundred thousand, one hundred twenty-three".