1404400201 has 4 divisors (see below), whose sum is σ = 1430898372. Its totient is φ = 1377902032.

The previous prime is 1404400189. The next prime is 1404400259. The reversal of 1404400201 is 1020044041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1020044041 = 89 ⋅11461169.

It can be written as a sum of positive squares in 2 ways, for example, as 517790025 + 886610176 = 22755^2 + 29776^2 .

It is a cyclic number.

It is not a de Polignac number, because 1404400201 - 2¹¹ = 1404398153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1404440201) 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, 13249006 + ... + 13249111.

It is an arithmetic number, because the mean of its divisors is an integer number (357724593).

Almost surely, 2^1404400201 is an apocalyptic number.

It is an amenable number.

1404400201 is a deficient number, since it is larger than the sum of its proper divisors (26498171).

1404400201 is an equidigital number, since it uses as much as digits as its factorization.

1404400201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26498170.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1404400201 is about 37475.3278971646. The cubic root of 1404400201 is about 1119.8597297226.

Adding to 1404400201 its reverse (1020044041), we get a palindrome (2424444242).

The spelling of 1404400201 in words is "one billion, four hundred four million, four hundred thousand, two hundred one".