83210243 has 2 divisors, whose sum is σ = 83210244. Its totient is φ = 83210242.

The previous prime is 83210233. The next prime is 83210249. The reversal of 83210243 is 34201238.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83210243 - 2²² = 79015939 is a prime.

It is not a weakly prime, because it can be changed into another prime (83210249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41605121 + 41605122.

It is an arithmetic number, because the mean of its divisors is an integer number (41605122).

Almost surely, 2^83210243 is an apocalyptic number.

83210243 is a deficient number, since it is larger than the sum of its proper divisors (1).

83210243 is an equidigital number, since it uses as much as digits as its factorization.

83210243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 83210243 is about 9121.9648650935. The cubic root of 83210243 is about 436.5750677734.

The spelling of 83210243 in words is "eighty-three million, two hundred ten thousand, two hundred forty-three".