103140304 has 10 divisors (see below), whose sum is σ = 199834370. Its totient is φ = 51570144.

The previous prime is 103140293. The next prime is 103140329. The reversal of 103140304 is 403041301.

It can be written as a sum of positive squares in only one way, i.e., 102414400 + 725904 = 10120^2 + 852^2 .

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 6446269 = 103140304 / (1 + 0 + 3 + 1 + 4 + 0 + 3 + 0 + 4).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3223119 + ... + 3223150.

It is an arithmetic number, because the mean of its divisors is an integer number (19983437).

Almost surely, 2^103140304 is an apocalyptic number.

It is an amenable number.

103140304 is a deficient number, since it is larger than the sum of its proper divisors (96694066).

103140304 is an equidigital number, since it uses as much as digits as its factorization.

103140304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6446277 (or 6446271 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 103140304 is about 10155.8014947123. The cubic root of 103140304 is about 468.9675601878.

Adding to 103140304 its reverse (403041301), we get a palindrome (506181605).

The spelling of 103140304 in words is "one hundred three million, one hundred forty thousand, three hundred four".