103040144 has 40 divisors (see below), whose sum is σ = 203424480. Its totient is φ = 50554368.

The previous prime is 103040087. The next prime is 103040149. The reversal of 103040144 is 441040301.

It is not an unprimeable number, because it can be changed into a prime (103040149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237752 + ... + 238184.

It is an arithmetic number, because the mean of its divisors is an integer number (5085612).

Almost surely, 2^103040144 is an apocalyptic number.

It is an amenable number.

103040144 is a deficient number, since it is larger than the sum of its proper divisors (100384336).

103040144 is a wasteful number, since it uses less digits than its factorization.

103040144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687 (or 681 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 103040144 is about 10150.8691253508. The cubic root of 103040144 is about 468.8157055391.

Adding to 103040144 its reverse (441040301), we get a palindrome (544080445).

The spelling of 103040144 in words is "one hundred three million, forty thousand, one hundred forty-four".