1204653233453 has 16 divisors (see below), whose sum is σ = 1291995360000. Its totient is φ = 1119149670912.

The previous prime is 1204653233449. The next prime is 1204653233473. The reversal of 1204653233453 is 3543323564021.

It is a cyclic number.

It is not a de Polignac number, because 1204653233453 - 2² = 1204653233449 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1204653233453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204653233473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5162498 + ... + 5390796.

It is an arithmetic number, because the mean of its divisors is an integer number (80749710000).

Almost surely, 2^{1204653233453} is an apocalyptic number.

It is an amenable number.

1204653233453 is a deficient number, since it is larger than the sum of its proper divisors (87342126547).

1204653233453 is a wasteful number, since it uses less digits than its factorization.

1204653233453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232324.

The product of its (nonzero) digits is 777600, while the sum is 41.

Adding to 1204653233453 its reverse (3543323564021), we get a palindrome (4747976797474).

The spelling of 1204653233453 in words is "one trillion, two hundred four billion, six hundred fifty-three million, two hundred thirty-three thousand, four hundred fifty-three".