695131603 has 2 divisors, whose sum is σ = 695131604. Its totient is φ = 695131602.

The previous prime is 695131583. The next prime is 695131607. The reversal of 695131603 is 306131596.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 695131603 - 2⁹ = 695131091 is a prime.

It is not a weakly prime, because it can be changed into another prime (695131607) 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, 347565801 + 347565802.

It is an arithmetic number, because the mean of its divisors is an integer number (347565802).

Almost surely, 2^695131603 is an apocalyptic number.

695131603 is a deficient number, since it is larger than the sum of its proper divisors (1).

695131603 is an equidigital number, since it uses as much as digits as its factorization.

695131603 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 34.

The square root of 695131603 is about 26365.3485279448. The cubic root of 695131603 is about 885.8407973356.

The spelling of 695131603 in words is "six hundred ninety-five million, one hundred thirty-one thousand, six hundred three".