169400983 has 2 divisors, whose sum is σ = 169400984. Its totient is φ = 169400982.

The previous prime is 169400927. The next prime is 169400993. The reversal of 169400983 is 389004961.

169400983 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 169400983 - 2⁹ = 169400471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (169400993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84700491 + 84700492.

It is an arithmetic number, because the mean of its divisors is an integer number (84700492).

Almost surely, 2^169400983 is an apocalyptic number.

169400983 is a deficient number, since it is larger than the sum of its proper divisors (1).

169400983 is an equidigital number, since it uses as much as digits as its factorization.

169400983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 169400983 is about 13015.4132857931. The cubic root of 169400983 is about 553.3144031926.

The spelling of 169400983 in words is "one hundred sixty-nine million, four hundred thousand, nine hundred eighty-three".