1203412103 has 8 divisors (see below), whose sum is σ = 1224048000. Its totient is φ = 1182922488.

The previous prime is 1203412079. The next prime is 1203412121. The reversal of 1203412103 is 3012143021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1203412103 - 2¹⁶ = 1203346567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203412183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19913 + ... + 52946.

It is an arithmetic number, because the mean of its divisors is an integer number (153006000).

Almost surely, 2^1203412103 is an apocalyptic number.

1203412103 is a deficient number, since it is larger than the sum of its proper divisors (20635897).

1203412103 is an equidigital number, since it uses as much as digits as its factorization.

1203412103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73141.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1203412103 is about 34690.2306564831. The cubic root of 1203412103 is about 1063.6648106434.

Adding to 1203412103 its reverse (3012143021), we get a palindrome (4215555124).

The spelling of 1203412103 in words is "one billion, two hundred three million, four hundred twelve thousand, one hundred three".