1204378468903 has 4 divisors (see below), whose sum is σ = 1204591299880. Its totient is φ = 1204165637928.

The previous prime is 1204378468889. The next prime is 1204378468921. The reversal of 1204378468903 is 3098648734021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1204378468903 - 2¹³ = 1204378460711 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 (1204378468603) 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, 106407000 + ... + 106418317.

It is an arithmetic number, because the mean of its divisors is an integer number (301147824970).

Almost surely, 2^{1204378468903} is an apocalyptic number.

1204378468903 is a deficient number, since it is larger than the sum of its proper divisors (212830977).

1204378468903 is an equidigital number, since it uses as much as digits as its factorization.

1204378468903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212830976.

The product of its (nonzero) digits is 6967296, while the sum is 55.

The spelling of 1204378468903 in words is "one trillion, two hundred four billion, three hundred seventy-eight million, four hundred sixty-eight thousand, nine hundred three".