671603514 has 16 divisors (see below), whose sum is σ = 1343461728. Its totient is φ = 223825392.

The previous prime is 671603503. The next prime is 671603533. The reversal of 671603514 is 415306176.

671603514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53004 + ... + 64440.

It is an arithmetic number, because the mean of its divisors is an integer number (83966358).

Almost surely, 2^671603514 is an apocalyptic number.

671603514 is an abundant number, since it is smaller than the sum of its proper divisors (671858214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

671603514 is a wasteful number, since it uses less digits than its factorization.

671603514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21229.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 671603514 is about 25915.3142755399. The cubic root of 671603514 is about 875.7315303944.

The spelling of 671603514 in words is "six hundred seventy-one million, six hundred three thousand, five hundred fourteen".