204435114201245 has 4 divisors (see below), whose sum is σ = 245322137041500. Its totient is φ = 163548091360992.

The previous prime is 204435114201223. The next prime is 204435114201347. The reversal of 204435114201245 is 542102411534402.

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 68953941430201 + 135481172771044 = 8303851^2 + 11639638^2 .

It is a cyclic number.

It is not a de Polignac number, because 204435114201245 - 2³⁰ = 204434040459421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 204435114201199 and 204435114201208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20443511420120 + ... + 20443511420129.

It is an arithmetic number, because the mean of its divisors is an integer number (61330534260375).

Almost surely, 2^{204435114201245} is an apocalyptic number.

It is an amenable number.

204435114201245 is a deficient number, since it is larger than the sum of its proper divisors (40887022840255).

204435114201245 is an equidigital number, since it uses as much as digits as its factorization.

204435114201245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40887022840254.

The product of its (nonzero) digits is 153600, while the sum is 38.

Adding to 204435114201245 its reverse (542102411534402), we get a palindrome (746537525735647).

The spelling of 204435114201245 in words is "two hundred four trillion, four hundred thirty-five billion, one hundred fourteen million, two hundred one thousand, two hundred forty-five".