675506243 has 2 divisors, whose sum is σ = 675506244. Its totient is φ = 675506242.

The previous prime is 675506233. The next prime is 675506257. The reversal of 675506243 is 342605576.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 675506243 - 2⁶ = 675506179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 675506197 and 675506206.

It is not a weakly prime, because it can be changed into another prime (675506233) 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, 337753121 + 337753122.

It is an arithmetic number, because the mean of its divisors is an integer number (337753122).

Almost surely, 2^675506243 is an apocalyptic number.

675506243 is a deficient number, since it is larger than the sum of its proper divisors (1).

675506243 is an equidigital number, since it uses as much as digits as its factorization.

675506243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 38.

The square root of 675506243 is about 25990.5029385735. The cubic root of 675506243 is about 877.4245649609.

The spelling of 675506243 in words is "six hundred seventy-five million, five hundred six thousand, two hundred forty-three".