1705945055 has 4 divisors (see below), whose sum is σ = 2047134072. Its totient is φ = 1364756040.

The previous prime is 1705945049. The next prime is 1705945061. The reversal of 1705945055 is 5505495071.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5505495071 = 47 ⋅117138193.

It is an interprime number because it is at equal distance from previous prime (1705945049) and next prime (1705945061).

It is not a de Polignac number, because 1705945055 - 2¹⁶ = 1705879519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170594501 + ... + 170594510.

It is an arithmetic number, because the mean of its divisors is an integer number (511783518).

Almost surely, 2^1705945055 is an apocalyptic number.

1705945055 is a deficient number, since it is larger than the sum of its proper divisors (341189017).

1705945055 is an equidigital number, since it uses as much as digits as its factorization.

1705945055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341189016.

The product of its (nonzero) digits is 157500, while the sum is 41.

The square root of 1705945055 is about 41303.0877175061. The cubic root of 1705945055 is about 1194.8728131532.

The spelling of 1705945055 in words is "one billion, seven hundred five million, nine hundred forty-five thousand, fifty-five".