695147983 has 2 divisors, whose sum is σ = 695147984. Its totient is φ = 695147982.

The previous prime is 695147941. The next prime is 695147993. The reversal of 695147983 is 389741596.

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-695147983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 695147983.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (695147993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347573991 + 347573992.

It is an arithmetic number, because the mean of its divisors is an integer number (347573992).

Almost surely, 2^695147983 is an apocalyptic number.

695147983 is a deficient number, since it is larger than the sum of its proper divisors (1).

695147983 is an equidigital number, since it uses as much as digits as its factorization.

695147983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1632960, while the sum is 52.

The square root of 695147983 is about 26365.6591611133. The cubic root of 695147983 is about 885.8477552307.

The spelling of 695147983 in words is "six hundred ninety-five million, one hundred forty-seven thousand, nine hundred eighty-three".