64134757 has 2 divisors, whose sum is σ = 64134758. Its totient is φ = 64134756.

The previous prime is 64134673. The next prime is 64134773. The reversal of 64134757 is 75743146.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35928036 + 28206721 = 5994^2 + 5311^2 .

It is a cyclic number.

It is not a de Polignac number, because 64134757 - 2¹¹ = 64132709 is a prime.

It is a super-2 number, since 2×64134757² = 8226534110898098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64134857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32067378 + 32067379.

It is an arithmetic number, because the mean of its divisors is an integer number (32067379).

Almost surely, 2^64134757 is an apocalyptic number.

It is an amenable number.

64134757 is a deficient number, since it is larger than the sum of its proper divisors (1).

64134757 is an equidigital number, since it uses as much as digits as its factorization.

64134757 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70560, while the sum is 37.

The square root of 64134757 is about 8008.4178837021. The cubic root of 64134757 is about 400.2805469375.

The spelling of 64134757 in words is "sixty-four million, one hundred thirty-four thousand, seven hundred fifty-seven".