63273101 has 2 divisors, whose sum is σ = 63273102. Its totient is φ = 63273100.

The previous prime is 63273079. The next prime is 63273103. The reversal of 63273101 is 10137236.

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., 45549001 + 17724100 = 6749^2 + 4210^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63273101 is a prime.

Together with 63273103, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63273103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31636550 + 31636551.

It is an arithmetic number, because the mean of its divisors is an integer number (31636551).

Almost surely, 2^63273101 is an apocalyptic number.

It is an amenable number.

63273101 is a deficient number, since it is larger than the sum of its proper divisors (1).

63273101 is an equidigital number, since it uses as much as digits as its factorization.

63273101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 63273101 is about 7954.4390751328. The cubic root of 63273101 is about 398.4798573172.

The spelling of 63273101 in words is "sixty-three million, two hundred seventy-three thousand, one hundred one".