64731341 has 2 divisors, whose sum is σ = 64731342. Its totient is φ = 64731340.

The previous prime is 64731311. The next prime is 64731349. The reversal of 64731341 is 14313746.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54834025 + 9897316 = 7405^2 + 3146^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64731341 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64731349) 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 as a sum of consecutive naturals, namely, 32365670 + 32365671.

It is an arithmetic number, because the mean of its divisors is an integer number (32365671).

Almost surely, 2^64731341 is an apocalyptic number.

It is an amenable number.

64731341 is a deficient number, since it is larger than the sum of its proper divisors (1).

64731341 is an equidigital number, since it uses as much as digits as its factorization.

64731341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 29.

The square root of 64731341 is about 8045.5789723301. The cubic root of 64731341 is about 401.5178600501.

The spelling of 64731341 in words is "sixty-four million, seven hundred thirty-one thousand, three hundred forty-one".