675205939 has 2 divisors, whose sum is σ = 675205940. Its totient is φ = 675205938.

The previous prime is 675205903. The next prime is 675205957. The reversal of 675205939 is 939502576.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-675205939 is a prime.

It is not a weakly prime, because it can be changed into another prime (675205639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337602969 + 337602970.

It is an arithmetic number, because the mean of its divisors is an integer number (337602970).

Almost surely, 2^675205939 is an apocalyptic number.

675205939 is a deficient number, since it is larger than the sum of its proper divisors (1).

675205939 is an equidigital number, since it uses as much as digits as its factorization.

675205939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 510300, while the sum is 46.

The square root of 675205939 is about 25984.7251091867. The cubic root of 675205939 is about 877.2945226579.

The spelling of 675205939 in words is "six hundred seventy-five million, two hundred five thousand, nine hundred thirty-nine".