4455102021 has 8 divisors (see below), whose sum is σ = 5998949664. Its totient is φ = 2940661200.

The previous prime is 4455101921. The next prime is 4455102023. The reversal of 4455102021 is 1202015544.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4455102021 - 2¹⁰ = 4455100997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4455101982 and 4455102000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4455102023) 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, 7351351 + ... + 7351956.

It is an arithmetic number, because the mean of its divisors is an integer number (749868708).

Almost surely, 2^4455102021 is an apocalyptic number.

It is an amenable number.

4455102021 is a deficient number, since it is larger than the sum of its proper divisors (1543847643).

4455102021 is a wasteful number, since it uses less digits than its factorization.

4455102021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14703411.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 4455102021 is about 66746.5506299764. The cubic root of 4455102021 is about 1645.4545260256.

Adding to 4455102021 its reverse (1202015544), we get a palindrome (5657117565).

The spelling of 4455102021 in words is "four billion, four hundred fifty-five million, one hundred two thousand, twenty-one".