63042997 has 2 divisors, whose sum is σ = 63042998. Its totient is φ = 63042996.

The previous prime is 63042983. The next prime is 63043063. The reversal of 63042997 is 79924036.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55935441 + 7107556 = 7479^2 + 2666^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63042997 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63042907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31521498 + 31521499.

It is an arithmetic number, because the mean of its divisors is an integer number (31521499).

Almost surely, 2^63042997 is an apocalyptic number.

It is an amenable number.

63042997 is a deficient number, since it is larger than the sum of its proper divisors (1).

63042997 is an equidigital number, since it uses as much as digits as its factorization.

63042997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 63042997 is about 7939.9620276170. The cubic root of 63042997 is about 397.9962227026.

The spelling of 63042997 in words is "sixty-three million, forty-two thousand, nine hundred ninety-seven".