63351713 has 4 divisors (see below), whose sum is σ = 64063620. Its totient is φ = 62639808.

The previous prime is 63351679. The next prime is 63351737. The reversal of 63351713 is 31715336.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21270544 + 42081169 = 4612^2 + 6487^2 .

It is a cyclic number.

It is not a de Polignac number, because 63351713 - 2¹⁴ = 63335329 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (63351763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355820 + ... + 355997.

It is an arithmetic number, because the mean of its divisors is an integer number (16015905).

Almost surely, 2^63351713 is an apocalyptic number.

It is an amenable number.

63351713 is a deficient number, since it is larger than the sum of its proper divisors (711907).

63351713 is an equidigital number, since it uses as much as digits as its factorization.

63351713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711906.

The product of its digits is 5670, while the sum is 29.

The square root of 63351713 is about 7959.3789330575. The cubic root of 63351713 is about 398.6448159589.

The spelling of 63351713 in words is "sixty-three million, three hundred fifty-one thousand, seven hundred thirteen".