243461363 has 4 divisors (see below), whose sum is σ = 248641440. Its totient is φ = 238281288.

The previous prime is 243461347. The next prime is 243461401. The reversal of 243461363 is 363164342.

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

It is a cyclic number.

It is not a de Polignac number, because 243461363 - 2⁴ = 243461347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243461303) 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, 2589968 + ... + 2590061.

It is an arithmetic number, because the mean of its divisors is an integer number (62160360).

Almost surely, 2^243461363 is an apocalyptic number.

243461363 is a deficient number, since it is larger than the sum of its proper divisors (5180077).

243461363 is an equidigital number, since it uses as much as digits as its factorization.

243461363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5180076.

The product of its digits is 31104, while the sum is 32.

The square root of 243461363 is about 15603.2484758783. The cubic root of 243461363 is about 624.4198246946.

The spelling of 243461363 in words is "two hundred forty-three million, four hundred sixty-one thousand, three hundred sixty-three".