1708748945 has 8 divisors (see below), whose sum is σ = 2158419840. Its totient is φ = 1295051760.

The previous prime is 1708748941. The next prime is 1708748947. The reversal of 1708748945 is 5498478071.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1708748945 - 2² = 1708748941 is a prime.

It is a super-2 number, since 2×1708748945² = 5839645914077226050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1708748941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8993321 + ... + 8993510.

It is an arithmetic number, because the mean of its divisors is an integer number (269802480).

Almost surely, 2^1708748945 is an apocalyptic number.

It is an amenable number.

1708748945 is a deficient number, since it is larger than the sum of its proper divisors (449670895).

1708748945 is a wasteful number, since it uses less digits than its factorization.

1708748945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17986855.

The product of its (nonzero) digits is 2257920, while the sum is 53.

The square root of 1708748945 is about 41337.0166436815. The cubic root of 1708748945 is about 1195.5270855137.

The spelling of 1708748945 in words is "one billion, seven hundred eight million, seven hundred forty-eight thousand, nine hundred forty-five".