103040111 has 4 divisors (see below), whose sum is σ = 109101312. Its totient is φ = 96978912.

The previous prime is 103040087. The next prime is 103040149. The reversal of 103040111 is 111040301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111040301 = 59 ⋅1882039.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103040111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103040092 and 103040101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103040911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3030575 + ... + 3030608.

It is an arithmetic number, because the mean of its divisors is an integer number (27275328).

Almost surely, 2^103040111 is an apocalyptic number.

103040111 is a deficient number, since it is larger than the sum of its proper divisors (6061201).

103040111 is an equidigital number, since it uses as much as digits as its factorization.

103040111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6061200.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 103040111 is about 10150.8674998741. The cubic root of 103040111 is about 468.8156554909.

Adding to 103040111 its reverse (111040301), we get a palindrome (214080412).

The spelling of 103040111 in words is "one hundred three million, forty thousand, one hundred eleven".