243102152039 has 2 divisors, whose sum is σ = 243102152040. Its totient is φ = 243102152038.

The previous prime is 243102151991. The next prime is 243102152063. The reversal of 243102152039 is 930251201342.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 243102152039 - 2²⁰ = 243101103463 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243102151996 and 243102152014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243102152939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121551076019 + 121551076020.

It is an arithmetic number, because the mean of its divisors is an integer number (121551076020).

Almost surely, 2^243102152039 is an apocalyptic number.

243102152039 is a deficient number, since it is larger than the sum of its proper divisors (1).

243102152039 is an equidigital number, since it uses as much as digits as its factorization.

243102152039 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 243102152039 in words is "two hundred forty-three billion, one hundred two million, one hundred fifty-two thousand, thirty-nine".