243034043132383 has 2 divisors, whose sum is σ = 243034043132384. Its totient is φ = 243034043132382.

The previous prime is 243034043132329. The next prime is 243034043132417. The reversal of 243034043132383 is 383231340430342.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 243034043132383 - 2⁴¹ = 240835019876831 is a prime.

It is a super-2 number, since 2×243034043132383² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243034043192383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121517021566191 + 121517021566192.

It is an arithmetic number, because the mean of its divisors is an integer number (121517021566192).

Almost surely, 2^{243034043132383} is an apocalyptic number.

243034043132383 is a deficient number, since it is larger than the sum of its proper divisors (1).

243034043132383 is an equidigital number, since it uses as much as digits as its factorization.

243034043132383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1492992, while the sum is 43.

The spelling of 243034043132383 in words is "two hundred forty-three trillion, thirty-four billion, forty-three million, one hundred thirty-two thousand, three hundred eighty-three".