64863303 has 16 divisors (see below), whose sum is σ = 88141056. Its totient is φ = 42419520.

The previous prime is 64863287. The next prime is 64863319. The reversal of 64863303 is 30336846.

It is an interprime number because it is at equal distance from previous prime (64863287) and next prime (64863319).

It is not a de Polignac number, because 64863303 - 2⁴ = 64863287 is a prime.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64865303) 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 in 15 ways as a sum of consecutive naturals, for example, 62398 + ... + 63428.

It is an arithmetic number, because the mean of its divisors is an integer number (5508816).

Almost surely, 2^64863303 is an apocalyptic number.

64863303 is a deficient number, since it is larger than the sum of its proper divisors (23277753).

64863303 is a wasteful number, since it uses less digits than its factorization.

64863303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414.

The product of its (nonzero) digits is 31104, while the sum is 33.

The square root of 64863303 is about 8053.7756983914. The cubic root of 64863303 is about 401.7905210436.

The spelling of 64863303 in words is "sixty-four million, eight hundred sixty-three thousand, three hundred three".