84181493468203 has 2 divisors, whose sum is σ = 84181493468204. Its totient is φ = 84181493468202.

The previous prime is 84181493468113. The next prime is 84181493468207. The reversal of 84181493468203 is 30286439418148.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84181493468203 is a prime.

It is not a weakly prime, because it can be changed into another prime (84181493468207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42090746734101 + 42090746734102.

It is an arithmetic number, because the mean of its divisors is an integer number (42090746734102).

Almost surely, 2^{84181493468203} is an apocalyptic number.

84181493468203 is a deficient number, since it is larger than the sum of its proper divisors (1).

84181493468203 is an equidigital number, since it uses as much as digits as its factorization.

84181493468203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31850496, while the sum is 61.

The spelling of 84181493468203 in words is "eighty-four trillion, one hundred eighty-one billion, four hundred ninety-three million, four hundred sixty-eight thousand, two hundred three".