162820283 has 2 divisors, whose sum is σ = 162820284. Its totient is φ = 162820282.

The previous prime is 162820279. The next prime is 162820321. The reversal of 162820283 is 382028261.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 162820283 - 2² = 162820279 is a prime.

It is not a weakly prime, because it can be changed into another prime (162820583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81410141 + 81410142.

It is an arithmetic number, because the mean of its divisors is an integer number (81410142).

Almost surely, 2^162820283 is an apocalyptic number.

162820283 is a deficient number, since it is larger than the sum of its proper divisors (1).

162820283 is an equidigital number, since it uses as much as digits as its factorization.

162820283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 162820283 is about 12760.1051327957. The cubic root of 162820283 is about 546.0547237703.

The spelling of 162820283 in words is "one hundred sixty-two million, eight hundred twenty thousand, two hundred eighty-three".