671901359 has 8 divisors (see below), whose sum is σ = 688463952. Its totient is φ = 655381440.

The previous prime is 671901341. The next prime is 671901361. The reversal of 671901359 is 953109176.

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 671901359 - 2²⁴ = 655124143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671901059) 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, 22457 + ... + 42989.

It is an arithmetic number, because the mean of its divisors is an integer number (86057994).

Almost surely, 2^671901359 is an apocalyptic number.

671901359 is a deficient number, since it is larger than the sum of its proper divisors (16562593).

671901359 is a wasteful number, since it uses less digits than its factorization.

671901359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21337.

The product of its (nonzero) digits is 51030, while the sum is 41.

The square root of 671901359 is about 25921.0601442148. The cubic root of 671901359 is about 875.8609687230.

The spelling of 671901359 in words is "six hundred seventy-one million, nine hundred one thousand, three hundred fifty-nine".