964724977 has 2 divisors, whose sum is σ = 964724978. Its totient is φ = 964724976.

The previous prime is 964724953. The next prime is 964725031. The reversal of 964724977 is 779427469.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 761263281 + 203461696 = 27591^2 + 14264^2 .

It is an emirp because it is prime and its reverse (779427469) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 964724977 - 2¹⁹ = 964200689 is a prime.

It is not a weakly prime, because it can be changed into another prime (964724927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482362488 + 482362489.

It is an arithmetic number, because the mean of its divisors is an integer number (482362489).

Almost surely, 2^964724977 is an apocalyptic number.

It is an amenable number.

964724977 is a deficient number, since it is larger than the sum of its proper divisors (1).

964724977 is an equidigital number, since it uses as much as digits as its factorization.

964724977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5334336, while the sum is 55.

The square root of 964724977 is about 31060.0221667661. The cubic root of 964724977 is about 988.1006255180.

The spelling of 964724977 in words is "nine hundred sixty-four million, seven hundred twenty-four thousand, nine hundred seventy-seven".