964688047 has 2 divisors, whose sum is σ = 964688048. Its totient is φ = 964688046.

The previous prime is 964688027. The next prime is 964688051. The reversal of 964688047 is 740886469.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-964688047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 964687985 and 964688003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (964688017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482344023 + 482344024.

It is an arithmetic number, because the mean of its divisors is an integer number (482344024).

Almost surely, 2^964688047 is an apocalyptic number.

964688047 is a deficient number, since it is larger than the sum of its proper divisors (1).

964688047 is an equidigital number, since it uses as much as digits as its factorization.

964688047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2322432, while the sum is 52.

The square root of 964688047 is about 31059.4276669742. The cubic root of 964688047 is about 988.0880170812.

The spelling of 964688047 in words is "nine hundred sixty-four million, six hundred eighty-eight thousand, forty-seven".