103119609 has 16 divisors (see below), whose sum is σ = 144612864. Its totient is φ = 65270400.

The previous prime is 103119607. The next prime is 103119617. The reversal of 103119609 is 906911301.

It is not a de Polignac number, because 103119609 - 2¹ = 103119607 is a prime.

It is not an unprimeable number, because it can be changed into a prime (103119607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5532 + ... + 15389.

It is an arithmetic number, because the mean of its divisors is an integer number (9038304).

Almost surely, 2^103119609 is an apocalyptic number.

It is an amenable number.

103119609 is a deficient number, since it is larger than the sum of its proper divisors (41493255).

103119609 is a wasteful number, since it uses less digits than its factorization.

103119609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21008.

The product of its (nonzero) digits is 1458, while the sum is 30.

The square root of 103119609 is about 10154.7825678347. The cubic root of 103119609 is about 468.9361921306.

The spelling of 103119609 in words is "one hundred three million, one hundred nineteen thousand, six hundred nine".