103609787 has 2 divisors, whose sum is σ = 103609788. Its totient is φ = 103609786.

The previous prime is 103609783. The next prime is 103609789. The reversal of 103609787 is 787906301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103609787 - 2² = 103609783 is a prime.

It is a super-3 number, since 3×103609787³ (a number of 25 digits) contains 333 as substring.

Together with 103609789, 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 (103609783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51804893 + 51804894.

It is an arithmetic number, because the mean of its divisors is an integer number (51804894).

Almost surely, 2^103609787 is an apocalyptic number.

103609787 is a deficient number, since it is larger than the sum of its proper divisors (1).

103609787 is an equidigital number, since it uses as much as digits as its factorization.

103609787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 103609787 is about 10178.8892812526. The cubic root of 103609787 is about 469.6780456925.

The spelling of 103609787 in words is "one hundred three million, six hundred nine thousand, seven hundred eighty-seven".