161768483 has 2 divisors, whose sum is σ = 161768484. Its totient is φ = 161768482.

The previous prime is 161768461. The next prime is 161768507. The reversal of 161768483 is 384867161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 161768483 - 2⁶ = 161768419 is a prime.

It is not a weakly prime, because it can be changed into another prime (161768423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80884241 + 80884242.

It is an arithmetic number, because the mean of its divisors is an integer number (80884242).

Almost surely, 2^161768483 is an apocalyptic number.

161768483 is a deficient number, since it is larger than the sum of its proper divisors (1).

161768483 is an equidigital number, since it uses as much as digits as its factorization.

161768483 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 193536, while the sum is 44.

The square root of 161768483 is about 12718.8239629299. The cubic root of 161768483 is about 544.8763661986.

It can be divided in two parts, 1617 and 68483, that multiplied together give a palindrome (110737011).

The spelling of 161768483 in words is "one hundred sixty-one million, seven hundred sixty-eight thousand, four hundred eighty-three".