4021453573 has 2 divisors, whose sum is σ = 4021453574. Its totient is φ = 4021453572.

The previous prime is 4021453567. The next prime is 4021453627. The reversal of 4021453573 is 3753541204.

4021453573 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2141190529 + 1880263044 = 46273^2 + 43362^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4021453573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4021453973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010726786 + 2010726787.

It is an arithmetic number, because the mean of its divisors is an integer number (2010726787).

Almost surely, 2^4021453573 is an apocalyptic number.

It is an amenable number.

4021453573 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021453573 is an equidigital number, since it uses as much as digits as its factorization.

4021453573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 4021453573 is about 63414.9317826646. The cubic root of 4021453573 is about 1590.2339453770.

Adding to 4021453573 its reverse (3753541204), we get a palindrome (7774994777).

The spelling of 4021453573 in words is "four billion, twenty-one million, four hundred fifty-three thousand, five hundred seventy-three".