103293689 has 2 divisors, whose sum is σ = 103293690. Its totient is φ = 103293688.

The previous prime is 103293607. The next prime is 103293691. The reversal of 103293689 is 986392301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102010000 + 1283689 = 10100^2 + 1133^2 .

It is a cyclic number.

It is not a de Polignac number, because 103293689 - 2⁸ = 103293433 is a prime.

Together with 103293691, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (103293089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51646844 + 51646845.

It is an arithmetic number, because the mean of its divisors is an integer number (51646845).

Almost surely, 2^103293689 is an apocalyptic number.

It is an amenable number.

103293689 is a deficient number, since it is larger than the sum of its proper divisors (1).

103293689 is an equidigital number, since it uses as much as digits as its factorization.

103293689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 103293689 is about 10163.3502842321. The cubic root of 103293689 is about 469.1999199208.

The spelling of 103293689 in words is "one hundred three million, two hundred ninety-three thousand, six hundred eighty-nine".