170434153 has 4 divisors (see below), whose sum is σ = 171563008. Its totient is φ = 169305300.

The previous prime is 170434139. The next prime is 170434157. The reversal of 170434153 is 351434071.

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, and also an emirpimes, since its reverse is a distinct semiprime: 351434071 = 877 ⋅400723.

It is a cyclic number.

It is not a de Polignac number, because 170434153 - 2¹³ = 170425961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (170434157) 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 in 3 ways as a sum of consecutive naturals, for example, 564201 + ... + 564502.

It is an arithmetic number, because the mean of its divisors is an integer number (42890752).

Almost surely, 2^170434153 is an apocalyptic number.

It is an amenable number.

170434153 is a deficient number, since it is larger than the sum of its proper divisors (1128855).

170434153 is a wasteful number, since it uses less digits than its factorization.

170434153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128854.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 170434153 is about 13055.0432017669. The cubic root of 170434153 is about 554.4370050424.

The spelling of 170434153 in words is "one hundred seventy million, four hundred thirty-four thousand, one hundred fifty-three".