1203420004 has 24 divisors (see below), whose sum is σ = 2239149528. Its totient is φ = 563957760.

The previous prime is 1203419999. The next prime is 1203420061. The reversal of 1203420004 is 4000243021.

It can be written as a sum of positive squares in 4 ways, for example, as 263997504 + 939422500 = 16248^2 + 30650^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1203420004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20329 + ... + 53104.

It is an arithmetic number, because the mean of its divisors is an integer number (93297897).

Almost surely, 2^1203420004 is an apocalyptic number.

It is an amenable number.

1203420004 is a deficient number, since it is larger than the sum of its proper divisors (1035729524).

1203420004 is a wasteful number, since it uses less digits than its factorization.

1203420004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73695 (or 73693 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1203420004 is about 34690.3445356197. The cubic root of 1203420004 is about 1063.6671384681.

Adding to 1203420004 its reverse (4000243021), we get a palindrome (5203663025).

The spelling of 1203420004 in words is "one billion, two hundred three million, four hundred twenty thousand, four".