170540963 has 2 divisors, whose sum is σ = 170540964. Its totient is φ = 170540962.

The previous prime is 170540879. The next prime is 170540977. The reversal of 170540963 is 369045071.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 170540963 - 2⁸ = 170540707 is a prime.

It is equal to p_9531683 and since 170540963 and 9531683 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 (170540983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85270481 + 85270482.

It is an arithmetic number, because the mean of its divisors is an integer number (85270482).

Almost surely, 2^170540963 is an apocalyptic number.

170540963 is a deficient number, since it is larger than the sum of its proper divisors (1).

170540963 is an equidigital number, since it uses as much as digits as its factorization.

170540963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 170540963 is about 13059.1333173377. The cubic root of 170540963 is about 554.5528015713.

The spelling of 170540963 in words is "one hundred seventy million, five hundred forty thousand, nine hundred sixty-three".