103123400 has 48 divisors (see below), whose sum is σ = 240470100. Its totient is φ = 41127680.

The previous prime is 103123399. The next prime is 103123549. The reversal of 103123400 is 4321301.

It can be written as a sum of positive squares in 6 ways, for example, as 18887716 + 84235684 = 4346^2 + 9178^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101294 + ... + 102306.

Almost surely, 2^103123400 is an apocalyptic number.

103123400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103123400 is an abundant number, since it is smaller than the sum of its proper divisors (137346700).

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

103123400 is a wasteful number, since it uses less digits than its factorization.

103123400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1538 (or 1529 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 103123400 is about 10154.9692269352. The cubic root of 103123400 is about 468.9419385816.

Adding to 103123400 its reverse (4321301), we get a palindrome (107444701).

The spelling of 103123400 in words is "one hundred three million, one hundred twenty-three thousand, four hundred".