45103545 has 24 divisors (see below), whose sum is σ = 78993096. Its totient is φ = 23804928.

The previous prime is 45103537. The next prime is 45103547. The reversal of 45103545 is 54530154.

45103545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 7502121 + 37601424 = 2739^2 + 6132^2 .

It is not a de Polignac number, because 45103545 - 2³ = 45103537 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45103547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 802 + ... + 9531.

It is an arithmetic number, because the mean of its divisors is an integer number (3291379).

Almost surely, 2^45103545 is an apocalyptic number.

45103545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45103545 is a deficient number, since it is larger than the sum of its proper divisors (33889551).

45103545 is a wasteful number, since it uses less digits than its factorization.

45103545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10441 (or 10438 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 45103545 is about 6715.9172865663. The cubic root of 45103545 is about 355.9619351844.

Adding to 45103545 its reverse (54530154), we get a palindrome (99633699).

The spelling of 45103545 in words is "forty-five million, one hundred three thousand, five hundred forty-five".