3634644053 has 2 divisors, whose sum is σ = 3634644054. Its totient is φ = 3634644052.

The previous prime is 3634643981. The next prime is 3634644061. The reversal of 3634644053 is 3504464363.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2537842129 + 1096801924 = 50377^2 + 33118^2 .

It is a cyclic number.

It is not a de Polignac number, because 3634644053 - 2⁸ = 3634643797 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3634643998 and 3634644016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3634641053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1817322026 + 1817322027.

It is an arithmetic number, because the mean of its divisors is an integer number (1817322027).

Almost surely, 2^3634644053 is an apocalyptic number.

It is an amenable number.

3634644053 is a deficient number, since it is larger than the sum of its proper divisors (1).

3634644053 is an equidigital number, since it uses as much as digits as its factorization.

3634644053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 38.

The square root of 3634644053 is about 60288.0091975179. The cubic root of 3634644053 is about 1537.5194863725.

The spelling of 3634644053 in words is "three billion, six hundred thirty-four million, six hundred forty-four thousand, fifty-three".