63197023 has 2 divisors, whose sum is σ = 63197024. Its totient is φ = 63197022.

The previous prime is 63197011. The next prime is 63197087. The reversal of 63197023 is 32079136.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63197023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63197723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31598511 + 31598512.

It is an arithmetic number, because the mean of its divisors is an integer number (31598512).

Almost surely, 2^63197023 is an apocalyptic number.

63197023 is a deficient number, since it is larger than the sum of its proper divisors (1).

63197023 is an equidigital number, since it uses as much as digits as its factorization.

63197023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 63197023 is about 7949.6555271282. The cubic root of 63197023 is about 398.3200858480.

The spelling of 63197023 in words is "sixty-three million, one hundred ninety-seven thousand, twenty-three".