103345311 has 4 divisors (see below), whose sum is σ = 137793752. Its totient is φ = 68896872.

The previous prime is 103345309. The next prime is 103345331. The reversal of 103345311 is 113543301.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 103345311 - 2¹ = 103345309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103345331) 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, 17224216 + ... + 17224221.

It is an arithmetic number, because the mean of its divisors is an integer number (34448438).

Almost surely, 2^103345311 is an apocalyptic number.

103345311 is a deficient number, since it is larger than the sum of its proper divisors (34448441).

103345311 is an equidigital number, since it uses as much as digits as its factorization.

103345311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34448440.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 103345311 is about 10165.8895823238. The cubic root of 103345311 is about 469.2780692725.

Adding to 103345311 its reverse (113543301), we get a palindrome (216888612).

The spelling of 103345311 in words is "one hundred three million, three hundred forty-five thousand, three hundred eleven".