298136748361 has 3 divisors (see below), whose sum is σ = 298137294381. Its totient is φ = 298136202342.

The previous prime is 298136748359. The next prime is 298136748373. The reversal of 298136748361 is 163847631892.

The square root of 298136748361 is 546019.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 298136748361 - 2¹ = 298136748359 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 298136748296 and 298136748305.

It is not an unprimeable number, because it can be changed into a prime (298136748331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 273010 + ... + 819028.

It is an arithmetic number, because the mean of its divisors is an integer number (99379098127).

Almost surely, 2^298136748361 is an apocalyptic number.

298136748361 is the 546019-th square number.

298136748361 is the 273010-th centered octagonal number.

It is an amenable number.

298136748361 is a deficient number, since it is larger than the sum of its proper divisors (546020).

298136748361 is an frugal number, since it uses more digits than its factorization.

298136748361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092038 (or 546019 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 58.

The spelling of 298136748361 in words is "two hundred ninety-eight billion, one hundred thirty-six million, seven hundred forty-eight thousand, three hundred sixty-one".