1401245204 has 12 divisors (see below), whose sum is σ = 2518454484. Its totient is φ = 681686784.

The previous prime is 1401245203. The next prime is 1401245207. The reversal of 1401245204 is 4025421041.

It can be written as a sum of positive squares in 2 ways, for example, as 707028100 + 694217104 = 26590^2 + 26348^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1401245204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401245201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4733789 + ... + 4734084.

It is an arithmetic number, because the mean of its divisors is an integer number (209871207).

Almost surely, 2^1401245204 is an apocalyptic number.

It is an amenable number.

1401245204 is a deficient number, since it is larger than the sum of its proper divisors (1117209280).

1401245204 is a wasteful number, since it uses less digits than its factorization.

1401245204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9467914 (or 9467912 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 1401245204 is about 37433.2099077811. The cubic root of 1401245204 is about 1119.0205095000.

Adding to 1401245204 its reverse (4025421041), we get a palindrome (5426666245).

The spelling of 1401245204 in words is "one billion, four hundred one million, two hundred forty-five thousand, two hundred four".