243052201319 has 2 divisors, whose sum is σ = 243052201320. Its totient is φ = 243052201318.

The previous prime is 243052201313. The next prime is 243052201369. The reversal of 243052201319 is 913102250342.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 243052201319 - 2¹⁶ = 243052135783 is a prime.

It is a super-2 number, since 2×243052201319² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243052201313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121526100659 + 121526100660.

It is an arithmetic number, because the mean of its divisors is an integer number (121526100660).

Almost surely, 2^243052201319 is an apocalyptic number.

243052201319 is a deficient number, since it is larger than the sum of its proper divisors (1).

243052201319 is an equidigital number, since it uses as much as digits as its factorization.

243052201319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 243052201319 in words is "two hundred forty-three billion, fifty-two million, two hundred one thousand, three hundred nineteen".