964332839 has 2 divisors, whose sum is σ = 964332840. Its totient is φ = 964332838.

The previous prime is 964332829. The next prime is 964332857. The reversal of 964332839 is 938233469.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 964332839 - 2⁴ = 964332823 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 964332793 and 964332802.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (964332829) 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, 482166419 + 482166420.

It is an arithmetic number, because the mean of its divisors is an integer number (482166420).

Almost surely, 2^964332839 is an apocalyptic number.

964332839 is a deficient number, since it is larger than the sum of its proper divisors (1).

964332839 is an equidigital number, since it uses as much as digits as its factorization.

964332839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 839808, while the sum is 47.

The square root of 964332839 is about 31053.7089411233. The cubic root of 964332839 is about 987.9667274906.

The spelling of 964332839 in words is "nine hundred sixty-four million, three hundred thirty-two thousand, eight hundred thirty-nine".