63115069 has 2 divisors, whose sum is σ = 63115070. Its totient is φ = 63115068.

The previous prime is 63115061. The next prime is 63115111. The reversal of 63115069 is 96051136.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43428100 + 19686969 = 6590^2 + 4437^2 .

It is a cyclic number.

It is not a de Polignac number, because 63115069 - 2³ = 63115061 is a prime.

It is a super-2 number, since 2×63115069² = 7967023869749522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 63115069.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63115061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31557534 + 31557535.

It is an arithmetic number, because the mean of its divisors is an integer number (31557535).

Almost surely, 2^63115069 is an apocalyptic number.

It is an amenable number.

63115069 is a deficient number, since it is larger than the sum of its proper divisors (1).

63115069 is an equidigital number, since it uses as much as digits as its factorization.

63115069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 63115069 is about 7944.4992919630. The cubic root of 63115069 is about 398.1478306592.

The spelling of 63115069 in words is "sixty-three million, one hundred fifteen thousand, sixty-nine".