10503140 has 12 divisors (see below), whose sum is σ = 22056636. Its totient is φ = 4201248.

The previous prime is 10503139. The next prime is 10503179. The reversal of 10503140 is 4130501.

It can be written as a sum of positive squares in 2 ways, for example, as 3363556 + 7139584 = 1834^2 + 2672^2 .

It is a super-2 number, since 2×10503140² = 220631899719200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262559 + ... + 262598.

It is an arithmetic number, because the mean of its divisors is an integer number (1838053).

Almost surely, 2^10503140 is an apocalyptic number.

10503140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10503140 is an abundant number, since it is smaller than the sum of its proper divisors (11553496).

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

10503140 is a wasteful number, since it uses less digits than its factorization.

10503140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525166 (or 525164 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 10503140 is about 3240.8548255051. The cubic root of 10503140 is about 218.9977828984.

Adding to 10503140 its reverse (4130501), we get a palindrome (14633641).

The spelling of 10503140 in words is "ten million, five hundred three thousand, one hundred forty".