83790953 has 2 divisors, whose sum is σ = 83790954. Its totient is φ = 83790952.

The previous prime is 83790929. The next prime is 83790979. The reversal of 83790953 is 35909738.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63792169 + 19998784 = 7987^2 + 4472^2 .

It is a cyclic number.

It is not a de Polignac number, because 83790953 - 2⁸ = 83790697 is a prime.

It is not a weakly prime, because it can be changed into another prime (83790653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41895476 + 41895477.

It is an arithmetic number, because the mean of its divisors is an integer number (41895477).

Almost surely, 2^83790953 is an apocalyptic number.

It is an amenable number.

83790953 is a deficient number, since it is larger than the sum of its proper divisors (1).

83790953 is an equidigital number, since it uses as much as digits as its factorization.

83790953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 44.

The square root of 83790953 is about 9153.7398368099. The cubic root of 83790953 is about 437.5883084868.

The spelling of 83790953 in words is "eighty-three million, seven hundred ninety thousand, nine hundred fifty-three".