170170401 has 4 divisors (see below), whose sum is σ = 226893872. Its totient is φ = 113446932.

The previous prime is 170170387. The next prime is 170170411. The reversal of 170170401 is 104071071.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 170170401 - 2⁵ = 170170369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (170170411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28361731 + ... + 28361736.

It is an arithmetic number, because the mean of its divisors is an integer number (56723468).

Almost surely, 2^170170401 is an apocalyptic number.

It is an amenable number.

170170401 is a deficient number, since it is larger than the sum of its proper divisors (56723471).

170170401 is an equidigital number, since it uses as much as digits as its factorization.

170170401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56723470.

The product of its (nonzero) digits is 196, while the sum is 21.

The square root of 170170401 is about 13044.9377537802. The cubic root of 170170401 is about 554.1508547118.

The spelling of 170170401 in words is "one hundred seventy million, one hundred seventy thousand, four hundred one".