9764420903 has 2 divisors, whose sum is σ = 9764420904. Its totient is φ = 9764420902.

The previous prime is 9764420899. The next prime is 9764420923. The reversal of 9764420903 is 3090244679.

It is a weak prime.

It is an emirp because it is prime and its reverse (3090244679) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9764420903 - 2² = 9764420899 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9764420923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4882210451 + 4882210452.

It is an arithmetic number, because the mean of its divisors is an integer number (4882210452).

Almost surely, 2^9764420903 is an apocalyptic number.

9764420903 is a deficient number, since it is larger than the sum of its proper divisors (1).

9764420903 is an equidigital number, since it uses as much as digits as its factorization.

9764420903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 44.

The square root of 9764420903 is about 98815.0843899857. The cubic root of 9764420903 is about 2137.3820800536.

The spelling of 9764420903 in words is "nine billion, seven hundred sixty-four million, four hundred twenty thousand, nine hundred three".