103503434511 has 8 divisors (see below), whose sum is σ = 138007214464. Its totient is φ = 69000972120.

The previous prime is 103503434509. The next prime is 103503434513. The reversal of 103503434511 is 115434305301.

It is an interprime number because it is at equal distance from previous prime (103503434509) and next prime (103503434513).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 103503434511 - 2¹ = 103503434509 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 (103503434513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128605 + ... + 472806.

It is an arithmetic number, because the mean of its divisors is an integer number (17250901808).

Almost surely, 2^103503434511 is an apocalyptic number.

103503434511 is a deficient number, since it is larger than the sum of its proper divisors (34503779953).

103503434511 is an equidigital number, since it uses as much as digits as its factorization.

103503434511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658781.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 103503434511 its reverse (115434305301), we get a palindrome (218937739812).

The spelling of 103503434511 in words is "one hundred three billion, five hundred three million, four hundred thirty-four thousand, five hundred eleven".