9970783 has 2 divisors, whose sum is σ = 9970784. Its totient is φ = 9970782.

The previous prime is 9970777. The next prime is 9970787. The reversal of 9970783 is 3870799.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9970783 - 2¹³ = 9962591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9970787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4985391 + 4985392.

It is an arithmetic number, because the mean of its divisors is an integer number (4985392).

Almost surely, 2^9970783 is an apocalyptic number.

9970783 is a deficient number, since it is larger than the sum of its proper divisors (1).

9970783 is an equidigital number, since it uses as much as digits as its factorization.

9970783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 43.

The square root of 9970783 is about 3157.6546676291. The cubic root of 9970783 is about 215.2334439323.

The spelling of 9970783 in words is "nine million, nine hundred seventy thousand, seven hundred eighty-three".