671513342 has 4 divisors (see below), whose sum is σ = 1007270016. Its totient is φ = 335756670.

The previous prime is 671513321. The next prime is 671513383. The reversal of 671513342 is 243315176.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 671513299 and 671513308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167878334 + ... + 167878337.

It is an arithmetic number, because the mean of its divisors is an integer number (251817504).

Almost surely, 2^671513342 is an apocalyptic number.

671513342 is a deficient number, since it is larger than the sum of its proper divisors (335756674).

671513342 is a wasteful number, since it uses less digits than its factorization.

671513342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335756673.

The product of its digits is 15120, while the sum is 32.

The square root of 671513342 is about 25913.5744736229. The cubic root of 671513342 is about 875.6923356432.

The spelling of 671513342 in words is "six hundred seventy-one million, five hundred thirteen thousand, three hundred forty-two".