103557443 has 8 divisors (see below), whose sum is σ = 114824496. Its totient is φ = 92599200.

The previous prime is 103557437. The next prime is 103557457. The reversal of 103557443 is 344755301.

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

It is a cyclic number.

It is not a de Polignac number, because 103557443 - 2⁴ = 103557427 is a prime.

It is a super-3 number, since 3×103557443³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103557473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76496 + ... + 77837.

It is an arithmetic number, because the mean of its divisors is an integer number (14353062).

Almost surely, 2^103557443 is an apocalyptic number.

103557443 is a deficient number, since it is larger than the sum of its proper divisors (11267053).

103557443 is a wasteful number, since it uses less digits than its factorization.

103557443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154405.

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 103557443 is about 10176.3177525075. The cubic root of 103557443 is about 469.5989380792.

The spelling of 103557443 in words is "one hundred three million, five hundred fifty-seven thousand, four hundred forty-three".