155441103 has 16 divisors (see below), whose sum is σ = 211631616. Its totient is φ = 101447840.

The previous prime is 155441101. The next prime is 155441113. The reversal of 155441103 is 301144551.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 155441103 - 2¹ = 155441101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155441101) 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, 102118 + ... + 103628.

It is an arithmetic number, because the mean of its divisors is an integer number (13226976).

Almost surely, 2^155441103 is an apocalyptic number.

155441103 is a deficient number, since it is larger than the sum of its proper divisors (56190513).

155441103 is a wasteful number, since it uses less digits than its factorization.

155441103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2214.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 155441103 is about 12467.6021351341. The cubic root of 155441103 is about 537.6776155753.

Adding to 155441103 its reverse (301144551), we get a palindrome (456585654).

The spelling of 155441103 in words is "one hundred fifty-five million, four hundred forty-one thousand, one hundred three".