695671091 has 2 divisors, whose sum is σ = 695671092. Its totient is φ = 695671090.

The previous prime is 695671079. The next prime is 695671103. The reversal of 695671091 is 190176596.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (695671079) and next prime (695671103).

It is a cyclic number.

It is not a de Polignac number, because 695671091 - 2²⁶ = 628562227 is a prime.

It is not a weakly prime, because it can be changed into another prime (695671001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347835545 + 347835546.

It is an arithmetic number, because the mean of its divisors is an integer number (347835546).

Almost surely, 2^695671091 is an apocalyptic number.

695671091 is a deficient number, since it is larger than the sum of its proper divisors (1).

695671091 is an equidigital number, since it uses as much as digits as its factorization.

695671091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 44.

The square root of 695671091 is about 26375.5775481789. The cubic root of 695671091 is about 886.0699035457.

The spelling of 695671091 in words is "six hundred ninety-five million, six hundred seventy-one thousand, ninety-one".