964894039 has 2 divisors, whose sum is σ = 964894040. Its totient is φ = 964894038.

The previous prime is 964894033. The next prime is 964894111. The reversal of 964894039 is 930498469.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 964894039 - 2³ = 964894031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (964894031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482447019 + 482447020.

It is an arithmetic number, because the mean of its divisors is an integer number (482447020).

Almost surely, 2^964894039 is an apocalyptic number.

964894039 is a deficient number, since it is larger than the sum of its proper divisors (1).

964894039 is an equidigital number, since it uses as much as digits as its factorization.

964894039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1679616, while the sum is 52.

The square root of 964894039 is about 31062.7435845580. The cubic root of 964894039 is about 988.1583416253.

The spelling of 964894039 in words is "nine hundred sixty-four million, eight hundred ninety-four thousand, thirty-nine".