695191043 has 2 divisors, whose sum is σ = 695191044. Its totient is φ = 695191042.

The previous prime is 695191037. The next prime is 695191061. The reversal of 695191043 is 340191596.

695191043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 695191043 - 2²⁰ = 694142467 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 695190988 and 695191006.

It is not a weakly prime, because it can be changed into another prime (695191093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347595521 + 347595522.

It is an arithmetic number, because the mean of its divisors is an integer number (347595522).

Almost surely, 2^695191043 is an apocalyptic number.

695191043 is a deficient number, since it is larger than the sum of its proper divisors (1).

695191043 is an equidigital number, since it uses as much as digits as its factorization.

695191043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 695191043 is about 26366.4757409859. The cubic root of 695191043 is about 885.8660457327.

The spelling of 695191043 in words is "six hundred ninety-five million, one hundred ninety-one thousand, forty-three".