945193103 has 2 divisors, whose sum is σ = 945193104. Its totient is φ = 945193102.

The previous prime is 945193099. The next prime is 945193111. The reversal of 945193103 is 301391549.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 945193103 - 2² = 945193099 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 (945193163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472596551 + 472596552.

It is an arithmetic number, because the mean of its divisors is an integer number (472596552).

Almost surely, 2^945193103 is an apocalyptic number.

945193103 is a deficient number, since it is larger than the sum of its proper divisors (1).

945193103 is an equidigital number, since it uses as much as digits as its factorization.

945193103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 945193103 is about 30743.9929579747. The cubic root of 945193103 is about 981.3867300617.

The spelling of 945193103 in words is "nine hundred forty-five million, one hundred ninety-three thousand, one hundred three".