1204706455361 has 4 divisors (see below), whose sum is σ = 1246248057300. Its totient is φ = 1163164853424.

The previous prime is 1204706455331. The next prime is 1204706455399. The reversal of 1204706455361 is 1635546074021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1017082335025 + 187624120336 = 1008505^2 + 433156^2 .

It is a cyclic number.

It is not a de Polignac number, because 1204706455361 - 2⁶ = 1204706455297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1204706455331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20770800926 + ... + 20770800983.

It is an arithmetic number, because the mean of its divisors is an integer number (311562014325).

Almost surely, 2^{1204706455361} is an apocalyptic number.

It is an amenable number.

1204706455361 is a deficient number, since it is larger than the sum of its proper divisors (41541601939).

1204706455361 is an equidigital number, since it uses as much as digits as its factorization.

1204706455361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41541601938.

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 1204706455361 in words is "one trillion, two hundred four billion, seven hundred six million, four hundred fifty-five thousand, three hundred sixty-one".