63002591 has 2 divisors, whose sum is σ = 63002592. Its totient is φ = 63002590.

The previous prime is 63002573. The next prime is 63002593. The reversal of 63002591 is 19520036.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63002591 is a prime.

It is a super-3 number, since 3×63002591³ (a number of 24 digits) contains 333 as substring.

Together with 63002593, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63002591.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63002593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31501295 + 31501296.

It is an arithmetic number, because the mean of its divisors is an integer number (31501296).

Almost surely, 2^63002591 is an apocalyptic number.

63002591 is a deficient number, since it is larger than the sum of its proper divisors (1).

63002591 is an equidigital number, since it uses as much as digits as its factorization.

63002591 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 63002591 is about 7937.4171491739. The cubic root of 63002591 is about 397.9111756023.

The spelling of 63002591 in words is "sixty-three million, two thousand, five hundred ninety-one".