8053063661 has 2 divisors, whose sum is σ = 8053063662. Its totient is φ = 8053063660.

The previous prime is 8053063651. The next prime is 8053063699. The reversal of 8053063661 is 1663603508.

It is an a-pointer prime, because the next prime (8053063699) can be obtained adding 8053063661 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5881969636 + 2171094025 = 76694^2 + 46595^2 .

It is a cyclic number.

It is not a de Polignac number, because 8053063661 - 2³⁰ = 6979321837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8053063651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4026531830 + 4026531831.

It is an arithmetic number, because the mean of its divisors is an integer number (4026531831).

Almost surely, 2^8053063661 is an apocalyptic number.

It is an amenable number.

8053063661 is a deficient number, since it is larger than the sum of its proper divisors (1).

8053063661 is an equidigital number, since it uses as much as digits as its factorization.

8053063661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 8053063661 is about 89738.8637157837. The cubic root of 8053063661 is about 2004.4122307021.

The spelling of 8053063661 in words is "eight billion, fifty-three million, sixty-three thousand, six hundred sixty-one".