1404321349 has 2 divisors, whose sum is σ = 1404321350. Its totient is φ = 1404321348.

The previous prime is 1404321343. The next prime is 1404321353. The reversal of 1404321349 is 9431234041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1345569124 + 58752225 = 36682^2 + 7665^2 .

It is a cyclic number.

It is not a de Polignac number, because 1404321349 - 2³ = 1404321341 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1404321349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1404321341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 702160674 + 702160675.

It is an arithmetic number, because the mean of its divisors is an integer number (702160675).

Almost surely, 2^1404321349 is an apocalyptic number.

It is an amenable number.

1404321349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1404321349 is an equidigital number, since it uses as much as digits as its factorization.

1404321349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 1404321349 is about 37474.2758302279. The cubic root of 1404321349 is about 1119.8387706370.

The spelling of 1404321349 in words is "one billion, four hundred four million, three hundred twenty-one thousand, three hundred forty-nine".