4601021389 has 4 divisors (see below), whose sum is σ = 4871669724. Its totient is φ = 4330373056.

The previous prime is 4601021311. The next prime is 4601021417. The reversal of 4601021389 is 9831201064.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2599980100 + 2001041289 = 50990^2 + 44733^2 .

It is a cyclic number.

It is not a de Polignac number, because 4601021389 - 2⁷ = 4601021261 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 (4601021309) 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, 135324142 + ... + 135324175.

It is an arithmetic number, because the mean of its divisors is an integer number (1217917431).

Almost surely, 2^4601021389 is an apocalyptic number.

It is an amenable number.

4601021389 is a deficient number, since it is larger than the sum of its proper divisors (270648335).

4601021389 is a wasteful number, since it uses less digits than its factorization.

4601021389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270648334.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 4601021389 is about 67830.8291929267. The cubic root of 4601021389 is about 1663.2265821676.

The spelling of 4601021389 in words is "four billion, six hundred one million, twenty-one thousand, three hundred eighty-nine".