103003240 has 16 divisors (see below), whose sum is σ = 231757380. Its totient is φ = 41201280.

The previous prime is 103003231. The next prime is 103003247. The reversal of 103003240 is 42300301.

It can be written as a sum of positive squares in 2 ways, for example, as 100120036 + 2883204 = 10006^2 + 1698^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 103003240.

It is not an unprimeable number, because it can be changed into a prime (103003247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1287501 + ... + 1287580.

Almost surely, 2^103003240 is an apocalyptic number.

103003240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103003240 is an abundant number, since it is smaller than the sum of its proper divisors (128754140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103003240 is a wasteful number, since it uses less digits than its factorization.

103003240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2575092 (or 2575088 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 103003240 is about 10149.0511871800. The cubic root of 103003240 is about 468.7597298129.

Adding to 103003240 its reverse (42300301), we get a palindrome (145303541).

The spelling of 103003240 in words is "one hundred three million, three thousand, two hundred forty".