1204242003 has 6 divisors (see below), whose sum is σ = 1739460684. Its totient is φ = 802827996.

The previous prime is 1204241999. The next prime is 1204242007. The reversal of 1204242003 is 3002424021.

It is an interprime number because it is at equal distance from previous prime (1204241999) and next prime (1204242007).

It is not a de Polignac number, because 1204242003 - 2² = 1204241999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1204242007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 66902325 + ... + 66902342.

It is an arithmetic number, because the mean of its divisors is an integer number (289910114).

Almost surely, 2^1204242003 is an apocalyptic number.

1204242003 is a deficient number, since it is larger than the sum of its proper divisors (535218681).

1204242003 is a wasteful number, since it uses less digits than its factorization.

1204242003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133804673 (or 133804670 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 1204242003 is about 34702.1901758376. The cubic root of 1204242003 is about 1063.9092635020.

Adding to 1204242003 its reverse (3002424021), we get a palindrome (4206666024).

It can be divided in two parts, 12042 and 42003, that added together give a palindrome (54045).

The spelling of 1204242003 in words is "one billion, two hundred four million, two hundred forty-two thousand, three".