4121055553 has 2 divisors, whose sum is σ = 4121055554. Its totient is φ = 4121055552.

The previous prime is 4121055511. The next prime is 4121055569. The reversal of 4121055553 is 3555501214.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3355537329 + 765518224 = 57927^2 + 27668^2 .

It is a cyclic number.

It is not a de Polignac number, because 4121055553 - 2¹⁷ = 4120924481 is a prime.

It is not a weakly prime, because it can be changed into another prime (4121055593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2060527776 + 2060527777.

It is an arithmetic number, because the mean of its divisors is an integer number (2060527777).

Almost surely, 2^4121055553 is an apocalyptic number.

It is an amenable number.

4121055553 is a deficient number, since it is larger than the sum of its proper divisors (1).

4121055553 is an equidigital number, since it uses as much as digits as its factorization.

4121055553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 4121055553 is about 64195.4480707160. The cubic root of 4121055553 is about 1603.2558121077.

Adding to 4121055553 its reverse (3555501214), we get a palindrome (7676556767).

The spelling of 4121055553 in words is "four billion, one hundred twenty-one million, fifty-five thousand, five hundred fifty-three".