1324004121225 has 96 divisors (see below), whose sum is σ = 2625512313600. Its totient is φ = 652142937600.

The previous prime is 1324004121221. The next prime is 1324004121241. The reversal of 1324004121225 is 5221214004231.

1324004121225 is a `hidden beast` number, since 1 + 3 + 2 + 400 + 41 + 212 + 2 + 5 = 666.

It is not a de Polignac number, because 1324004121225 - 2² = 1324004121221 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (1324004121221) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1020156 + ... + 1920605.

It is an arithmetic number, because the mean of its divisors is an integer number (27349086600).

Almost surely, 2^{1324004121225} is an apocalyptic number.

1324004121225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1324004121225 is a deficient number, since it is larger than the sum of its proper divisors (1301508192375).

1324004121225 is a wasteful number, since it uses less digits than its factorization.

1324004121225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2940832 (or 2940821 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 1324004121225 its reverse (5221214004231), we get a palindrome (6545218125456).

The spelling of 1324004121225 in words is "one trillion, three hundred twenty-four billion, four million, one hundred twenty-one thousand, two hundred twenty-five".