1404402125 has 16 divisors (see below), whose sum is σ = 2003079936. Its totient is φ = 963018000.

The previous prime is 1404402061. The next prime is 1404402127. The reversal of 1404402125 is 5212044041.

It is not a de Polignac number, because 1404402125 - 2⁶ = 1404402061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1404402125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404402127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 801641 + ... + 803390.

It is an arithmetic number, because the mean of its divisors is an integer number (125192496).

Almost surely, 2^1404402125 is an apocalyptic number.

It is an amenable number.

1404402125 is a deficient number, since it is larger than the sum of its proper divisors (598677811).

1404402125 is an equidigital number, since it uses as much as digits as its factorization.

1404402125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1605053 (or 1605043 counting only the distinct ones).

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

The square root of 1404402125 is about 37475.3535673781. The cubic root of 1404402125 is about 1119.8602411175.

Adding to 1404402125 its reverse (5212044041), we get a palindrome (6616446166).

The spelling of 1404402125 in words is "one billion, four hundred four million, four hundred two thousand, one hundred twenty-five".