964750609 has 2 divisors, whose sum is σ = 964750610. Its totient is φ = 964750608.

The previous prime is 964750603. The next prime is 964750639. The reversal of 964750609 is 906057469.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 897182209 + 67568400 = 29953^2 + 8220^2 .

It is a cyclic number.

It is not a de Polignac number, because 964750609 - 2³ = 964750601 is a prime.

It is not a weakly prime, because it can be changed into another prime (964750601) 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, 482375304 + 482375305.

It is an arithmetic number, because the mean of its divisors is an integer number (482375305).

Almost surely, 2^964750609 is an apocalyptic number.

It is an amenable number.

964750609 is a deficient number, since it is larger than the sum of its proper divisors (1).

964750609 is an equidigital number, since it uses as much as digits as its factorization.

964750609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 408240, while the sum is 46.

The square root of 964750609 is about 31060.4347844649. The cubic root of 964750609 is about 988.1093764649.

The spelling of 964750609 in words is "nine hundred sixty-four million, seven hundred fifty thousand, six hundred nine".