103551405531 has 16 divisors (see below), whose sum is σ = 157833694464. Its totient is φ = 59156828064.

The previous prime is 103551405527. The next prime is 103551405623. The reversal of 103551405531 is 135504155301.

It is not a de Polignac number, because 103551405531 - 2² = 103551405527 is a prime.

It is a super-3 number, since 3×103551405531³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 103551405492 and 103551405501.

It is not an unprimeable number, because it can be changed into a prime (103551405521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 558981 + ... + 720806.

It is an arithmetic number, because the mean of its divisors is an integer number (9864605904).

Almost surely, 2^103551405531 is an apocalyptic number.

103551405531 is a deficient number, since it is larger than the sum of its proper divisors (54282288933).

103551405531 is a wasteful number, since it uses less digits than its factorization.

103551405531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1283650.

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 103551405531 in words is "one hundred three billion, five hundred fifty-one million, four hundred five thousand, five hundred thirty-one".