667695103 has 2 divisors, whose sum is σ = 667695104. Its totient is φ = 667695102.

The previous prime is 667695097. The next prime is 667695109. The reversal of 667695103 is 301596766.

It is a balanced prime because it is at equal distance from previous prime (667695097) and next prime (667695109).

It is a cyclic number.

It is not a de Polignac number, because 667695103 - 2²⁵ = 634140671 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 667695103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (667695109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333847551 + 333847552.

It is an arithmetic number, because the mean of its divisors is an integer number (333847552).

Almost surely, 2^667695103 is an apocalyptic number.

667695103 is a deficient number, since it is larger than the sum of its proper divisors (1).

667695103 is an equidigital number, since it uses as much as digits as its factorization.

667695103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 667695103 is about 25839.7968838766. The cubic root of 667695103 is about 874.0294448866.

The spelling of 667695103 in words is "six hundred sixty-seven million, six hundred ninety-five thousand, one hundred three".