4546671321 has 4 divisors (see below), whose sum is σ = 6062228432. Its totient is φ = 3031114212.

The previous prime is 4546671317. The next prime is 4546671341. The reversal of 4546671321 is 1231766454.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4546671321 - 2² = 4546671317 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 4546671321.

It is not an unprimeable number, because it can be changed into a prime (4546671341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 757778551 + ... + 757778556.

It is an arithmetic number, because the mean of its divisors is an integer number (1515557108).

Almost surely, 2^4546671321 is an apocalyptic number.

It is an amenable number.

4546671321 is a deficient number, since it is larger than the sum of its proper divisors (1515557111).

4546671321 is a wasteful number, since it uses less digits than its factorization.

4546671321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1515557110.

The product of its digits is 120960, while the sum is 39.

The square root of 4546671321 is about 67429.0094914644. The cubic root of 4546671321 is about 1656.6516093502.

The spelling of 4546671321 in words is "four billion, five hundred forty-six million, six hundred seventy-one thousand, three hundred twenty-one".