964750643 has 2 divisors, whose sum is σ = 964750644. Its totient is φ = 964750642.

The previous prime is 964750639. The next prime is 964750649. The reversal of 964750643 is 346057469.

964750643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 964750643 - 2² = 964750639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 964750594 and 964750603.

It is not a weakly prime, because it can be changed into another prime (964750649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482375321 + 482375322.

It is an arithmetic number, because the mean of its divisors is an integer number (482375322).

Almost surely, 2^964750643 is an apocalyptic number.

964750643 is a deficient number, since it is larger than the sum of its proper divisors (1).

964750643 is an equidigital number, since it uses as much as digits as its factorization.

964750643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 44.

The square root of 964750643 is about 31060.4353317850. The cubic root of 964750643 is about 988.1093880726.

The spelling of 964750643 in words is "nine hundred sixty-four million, seven hundred fifty thousand, six hundred forty-three".