671482553 has 8 divisors (see below), whose sum is σ = 807798720. Its totient is φ = 545263920.

The previous prime is 671482531. The next prime is 671482583. The reversal of 671482553 is 355284176.

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

It is a cyclic number.

It is not a de Polignac number, because 671482553 - 2⁶ = 671482489 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 671482553.

It is not an unprimeable number, because it can be changed into a prime (671482583) 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, 2524238 + ... + 2524503.

It is an arithmetic number, because the mean of its divisors is an integer number (100974840).

Almost surely, 2^671482553 is an apocalyptic number.

It is an amenable number.

671482553 is a deficient number, since it is larger than the sum of its proper divisors (136316167).

671482553 is a wasteful number, since it uses less digits than its factorization.

671482553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5048767.

The product of its digits is 201600, while the sum is 41.

The square root of 671482553 is about 25912.9803959328. The cubic root of 671482553 is about 875.6789518915.

The spelling of 671482553 in words is "six hundred seventy-one million, four hundred eighty-two thousand, five hundred fifty-three".