63544093 has 2 divisors, whose sum is σ = 63544094. Its totient is φ = 63544092.

The previous prime is 63544087. The next prime is 63544097. The reversal of 63544093 is 39044536.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59552089 + 3992004 = 7717^2 + 1998^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63544093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63544097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31772046 + 31772047.

It is an arithmetic number, because the mean of its divisors is an integer number (31772047).

Almost surely, 2^63544093 is an apocalyptic number.

It is an amenable number.

63544093 is a deficient number, since it is larger than the sum of its proper divisors (1).

63544093 is an equidigital number, since it uses as much as digits as its factorization.

63544093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 63544093 is about 7971.4548860293. The cubic root of 63544093 is about 399.0479294521.

The spelling of 63544093 in words is "sixty-three million, five hundred forty-four thousand, ninety-three".