103144528 has 10 divisors (see below), whose sum is σ = 199842554. Its totient is φ = 51572256.

The previous prime is 103144523. The next prime is 103144529. The reversal of 103144528 is 825441301.

It can be written as a sum of positive squares in only one way, i.e., 67765824 + 35378704 = 8232^2 + 5948^2 .

It is a junction number, because it is equal to n+sod(n) for n = 103144496 and 103144505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103144523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3223251 + ... + 3223282.

Almost surely, 2^103144528 is an apocalyptic number.

It is an amenable number.

103144528 is a deficient number, since it is larger than the sum of its proper divisors (96698026).

103144528 is an equidigital number, since it uses as much as digits as its factorization.

103144528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6446541 (or 6446535 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 103144528 is about 10156.0094525360. The cubic root of 103144528 is about 468.9739621207.

Adding to 103144528 its reverse (825441301), we get a palindrome (928585829).

The spelling of 103144528 in words is "one hundred three million, one hundred forty-four thousand, five hundred twenty-eight".