64280941 has 2 divisors, whose sum is σ = 64280942. Its totient is φ = 64280940.

The previous prime is 64280921. The next prime is 64280959. The reversal of 64280941 is 14908246.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59675625 + 4605316 = 7725^2 + 2146^2 .

It is a cyclic number.

It is not a de Polignac number, because 64280941 - 2⁷ = 64280813 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64280897 and 64280906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64280921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32140470 + 32140471.

It is an arithmetic number, because the mean of its divisors is an integer number (32140471).

Almost surely, 2^64280941 is an apocalyptic number.

It is an amenable number.

64280941 is a deficient number, since it is larger than the sum of its proper divisors (1).

64280941 is an equidigital number, since it uses as much as digits as its factorization.

64280941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 64280941 is about 8017.5395851845. The cubic root of 64280941 is about 400.5844394105.

The spelling of 64280941 in words is "sixty-four million, two hundred eighty thousand, nine hundred forty-one".