170534085961 has 2 divisors, whose sum is σ = 170534085962. Its totient is φ = 170534085960.

The previous prime is 170534085893. The next prime is 170534085977. The reversal of 170534085961 is 169580435071.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 170532657936 + 1428025 = 412956^2 + 1195^2 .

It is a cyclic number.

It is not a de Polignac number, because 170534085961 - 2¹⁹ = 170533561673 is a prime.

It is not a weakly prime, because it can be changed into another prime (170534085361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85267042980 + 85267042981.

It is an arithmetic number, because the mean of its divisors is an integer number (85267042981).

Almost surely, 2^170534085961 is an apocalyptic number.

It is an amenable number.

170534085961 is a deficient number, since it is larger than the sum of its proper divisors (1).

170534085961 is an equidigital number, since it uses as much as digits as its factorization.

170534085961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 907200, while the sum is 49.

It can be divided in two parts, 17053 and 4085961, that added together give a palindrome (4103014).

The spelling of 170534085961 in words is "one hundred seventy billion, five hundred thirty-four million, eighty-five thousand, nine hundred sixty-one".