103373809 has 36 divisors (see below), whose sum is σ = 135238656. Its totient is φ = 77338800.

The previous prime is 103373807. The next prime is 103373839. The reversal of 103373809 is 908373301.

It is not a de Polignac number, because 103373809 - 2¹ = 103373807 is a prime.

It is a super-2 number, since 2×103373809² = 21372288774336962, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103373801) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 813904 + ... + 814030.

Almost surely, 2^103373809 is an apocalyptic number.

It is an amenable number.

103373809 is a deficient number, since it is larger than the sum of its proper divisors (31864847).

103373809 is a wasteful number, since it uses less digits than its factorization.

103373809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 103373809 is about 10167.2911338271. The cubic root of 103373809 is about 469.3212005870.

The spelling of 103373809 in words is "one hundred three million, three hundred seventy-three thousand, eight hundred nine".