695261449 has 2 divisors, whose sum is σ = 695261450. Its totient is φ = 695261448.

The previous prime is 695261431. The next prime is 695261491. The reversal of 695261449 is 944162596.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 692479225 + 2782224 = 26315^2 + 1668^2 .

It is a cyclic number.

It is not a de Polignac number, because 695261449 - 2²⁵ = 661707017 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 695261399 and 695261408.

It is not a weakly prime, because it can be changed into another prime (695261429) 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, 347630724 + 347630725.

It is an arithmetic number, because the mean of its divisors is an integer number (347630725).

Almost surely, 2^695261449 is an apocalyptic number.

It is an amenable number.

695261449 is a deficient number, since it is larger than the sum of its proper divisors (1).

695261449 is an equidigital number, since it uses as much as digits as its factorization.

695261449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 46.

The square root of 695261449 is about 26367.8108495946. The cubic root of 695261449 is about 885.8959503083.

It can be divided in two parts, 695 and 261449, that added together give a 18-th power (262144 = 2¹⁸).

The spelling of 695261449 in words is "six hundred ninety-five million, two hundred sixty-one thousand, four hundred forty-nine".