103503353511 has 4 divisors (see below), whose sum is σ = 138004471352. Its totient is φ = 69002235672.

The previous prime is 103503353509. The next prime is 103503353549. The reversal of 103503353511 is 115353305301.

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

It is not a de Polignac number, because 103503353511 - 2¹ = 103503353509 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 (103503353411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17250558916 + ... + 17250558921.

It is an arithmetic number, because the mean of its divisors is an integer number (34501117838).

Almost surely, 2^103503353511 is an apocalyptic number.

103503353511 is a deficient number, since it is larger than the sum of its proper divisors (34501117841).

103503353511 is an equidigital number, since it uses as much as digits as its factorization.

103503353511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34501117840.

The product of its (nonzero) digits is 10125, while the sum is 30.

Adding to 103503353511 its reverse (115353305301), we get a palindrome (218856658812).

The spelling of 103503353511 in words is "one hundred three billion, five hundred three million, three hundred fifty-three thousand, five hundred eleven".