104503551 has 8 divisors (see below), whose sum is σ = 141300864. Its totient is φ = 68687640.

The previous prime is 104503523. The next prime is 104503571. The reversal of 104503551 is 155305401.

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

It is not a de Polignac number, because 104503551 - 2⁵ = 104503519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104503571) 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 7 ways as a sum of consecutive naturals, for example, 245101 + ... + 245526.

It is an arithmetic number, because the mean of its divisors is an integer number (17662608).

Almost surely, 2^104503551 is an apocalyptic number.

104503551 is a deficient number, since it is larger than the sum of its proper divisors (36797313).

104503551 is an equidigital number, since it uses as much as digits as its factorization.

104503551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490701.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 104503551 is about 10222.6978337423. The cubic root of 104503551 is about 471.0247010815.

Adding to 104503551 its reverse (155305401), we get a palindrome (259808952).

The spelling of 104503551 in words is "one hundred four million, five hundred three thousand, five hundred fifty-one".