64614377 has 2 divisors, whose sum is σ = 64614378. Its totient is φ = 64614376.

The previous prime is 64614359. The next prime is 64614419. The reversal of 64614377 is 77341646.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62552281 + 2062096 = 7909^2 + 1436^2 .

It is a cyclic number.

It is not a de Polignac number, because 64614377 - 2¹² = 64610281 is a prime.

It is a Chen prime.

It is equal to p_3819188 and since 64614377 and 3819188 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64614377.

It is not a weakly prime, because it can be changed into another prime (64614317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32307188 + 32307189.

It is an arithmetic number, because the mean of its divisors is an integer number (32307189).

Almost surely, 2^64614377 is an apocalyptic number.

It is an amenable number.

64614377 is a deficient number, since it is larger than the sum of its proper divisors (1).

64614377 is an equidigital number, since it uses as much as digits as its factorization.

64614377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 38.

The square root of 64614377 is about 8038.3068490821. The cubic root of 64614377 is about 401.2758780941.

The spelling of 64614377 in words is "sixty-four million, six hundred fourteen thousand, three hundred seventy-seven".