671848953 has 16 divisors (see below), whose sum is σ = 900552576. Its totient is φ = 445530240.

The previous prime is 671848913. The next prime is 671848979. The reversal of 671848953 is 359848176.

671848953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 671848953 - 2⁶ = 671848889 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 671848896 and 671848905.

It is not an unprimeable number, because it can be changed into a prime (671848913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 631500 + ... + 632562.

It is an arithmetic number, because the mean of its divisors is an integer number (56284536).

Almost surely, 2^671848953 is an apocalyptic number.

It is an amenable number.

671848953 is a deficient number, since it is larger than the sum of its proper divisors (228703623).

671848953 is a wasteful number, since it uses less digits than its factorization.

671848953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1984.

The product of its digits is 1451520, while the sum is 51.

The square root of 671848953 is about 25920.0492476384. The cubic root of 671848953 is about 875.8381967477.

The spelling of 671848953 in words is "six hundred seventy-one million, eight hundred forty-eight thousand, nine hundred fifty-three".