64951303 has 2 divisors, whose sum is σ = 64951304. Its totient is φ = 64951302.

The previous prime is 64951301. The next prime is 64951309. The reversal of 64951303 is 30315946.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64951303 - 2¹ = 64951301 is a prime.

It is a super-2 number, since 2×64951303² = 8437343522795618, which contains 22 as substring.

Together with 64951301, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64951301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32475651 + 32475652.

It is an arithmetic number, because the mean of its divisors is an integer number (32475652).

Almost surely, 2^64951303 is an apocalyptic number.

64951303 is a deficient number, since it is larger than the sum of its proper divisors (1).

64951303 is an equidigital number, since it uses as much as digits as its factorization.

64951303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 64951303 is about 8059.2371227058. The cubic root of 64951303 is about 401.9721419108.

The spelling of 64951303 in words is "sixty-four million, nine hundred fifty-one thousand, three hundred three".