170131133 has 2 divisors, whose sum is σ = 170131134. Its totient is φ = 170131132.

The previous prime is 170131127. The next prime is 170131147. The reversal of 170131133 is 331131071.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 126742564 + 43388569 = 11258^2 + 6587^2 .

It is a cyclic number.

It is not a de Polignac number, because 170131133 - 2¹⁸ = 169868989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (170131103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85065566 + 85065567.

It is an arithmetic number, because the mean of its divisors is an integer number (85065567).

Almost surely, 2^170131133 is an apocalyptic number.

It is an amenable number.

170131133 is a deficient number, since it is larger than the sum of its proper divisors (1).

170131133 is an equidigital number, since it uses as much as digits as its factorization.

170131133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 189, while the sum is 20.

The square root of 170131133 is about 13043.4325620214. The cubic root of 170131133 is about 554.1082267153.

The spelling of 170131133 in words is "one hundred seventy million, one hundred thirty-one thousand, one hundred thirty-three".