64951 has 2 divisors, whose sum is σ = 64952. Its totient is φ = 64950.

The previous prime is 64937. The next prime is 64969. The reversal of 64951 is 15946.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64951 - 2⁵ = 64919 is a prime.

It is a nialpdrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32475 + 32476.

It is an arithmetic number, because the mean of its divisors is an integer number (32476).

2⁶⁴⁹⁵¹ is an apocalyptic number.

64951 is a deficient number, since it is larger than the sum of its proper divisors (1).

64951 is an equidigital number, since it uses as much as digits as its factorization.

64951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1080, while the sum is 25.

The square root of 64951 is about 254.8548606560. The cubic root of 64951 is about 40.1971516839.

The spelling of 64951 in words is "sixty-four thousand, nine hundred fifty-one".