4131545103 has 32 divisors (see below), whose sum is σ = 7137984000. Its totient is φ = 2360877624.

The previous prime is 4131545029. The next prime is 4131545123. The reversal of 4131545103 is 3015451314.

It is a happy number.

4131545103 is a `hidden beast` number, since 4 + 13 + 1 + 545 + 103 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-4131545103 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4131545123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 213801 + ... + 232322.

It is an arithmetic number, because the mean of its divisors is an integer number (223062000).

Almost surely, 2^4131545103 is an apocalyptic number.

4131545103 is a deficient number, since it is larger than the sum of its proper divisors (3006438897).

4131545103 is an equidigital number, since it uses as much as digits as its factorization.

4131545103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446153 (or 446133 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 4131545103 is about 64277.0962551981. The cubic root of 4131545103 is about 1604.6149447500.

Adding to 4131545103 its reverse (3015451314), we get a palindrome (7146996417).

The spelling of 4131545103 in words is "four billion, one hundred thirty-one million, five hundred forty-five thousand, one hundred three".