1224405452313 has 12 divisors (see below), whose sum is σ = 1861669109040. Its totient is φ = 773308706616.

The previous prime is 1224405452299. The next prime is 1224405452321. The reversal of 1224405452313 is 3132545044221.

It is a happy number.

1224405452313 is a `hidden beast` number, since 1 + 2 + 244 + 0 + 54 + 52 + 313 = 666.

It is not a de Polignac number, because 1224405452313 - 2¹⁰ = 1224405451289 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1224405452323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3580132731 + ... + 3580133072.

It is an arithmetic number, because the mean of its divisors is an integer number (155139092420).

Almost surely, 2^{1224405452313} is an apocalyptic number.

It is an amenable number.

1224405452313 is a deficient number, since it is larger than the sum of its proper divisors (637263656727).

1224405452313 is a wasteful number, since it uses less digits than its factorization.

1224405452313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7160265828 (or 7160265825 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 1224405452313 in words is "one trillion, two hundred twenty-four billion, four hundred five million, four hundred fifty-two thousand, three hundred thirteen".