170433961 has 2 divisors, whose sum is σ = 170433962. Its totient is φ = 170433960.

The previous prime is 170433953. The next prime is 170434003. The reversal of 170433961 is 169334071.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 167857936 + 2576025 = 12956^2 + 1605^2 .

It is a cyclic number.

It is not a de Polignac number, because 170433961 - 2³ = 170433953 is a prime.

It is equal to p_9526066 and since 170433961 and 9526066 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (170433911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85216980 + 85216981.

It is an arithmetic number, because the mean of its divisors is an integer number (85216981).

Almost surely, 2^170433961 is an apocalyptic number.

It is an amenable number.

170433961 is a deficient number, since it is larger than the sum of its proper divisors (1).

170433961 is an equidigital number, since it uses as much as digits as its factorization.

170433961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 170433961 is about 13055.0358482848. The cubic root of 170433961 is about 554.4367968448.

The spelling of 170433961 in words is "one hundred seventy million, four hundred thirty-three thousand, nine hundred sixty-one".