63015263 has 2 divisors, whose sum is σ = 63015264. Its totient is φ = 63015262.

The previous prime is 63015259. The next prime is 63015283. The reversal of 63015263 is 36251036.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63015263 - 2² = 63015259 is a prime.

It is a Chen prime.

It is equal to p_3730166 and since 63015263 and 3730166 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63015223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31507631 + 31507632.

It is an arithmetic number, because the mean of its divisors is an integer number (31507632).

Almost surely, 2^63015263 is an apocalyptic number.

63015263 is a deficient number, since it is larger than the sum of its proper divisors (1).

63015263 is an equidigital number, since it uses as much as digits as its factorization.

63015263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 63015263 is about 7938.2153535918. The cubic root of 63015263 is about 397.9378517136.

Adding to 63015263 its reverse (36251036), we get a palindrome (99266299).

The spelling of 63015263 in words is "sixty-three million, fifteen thousand, two hundred sixty-three".