1404061 has 2 divisors, whose sum is σ = 1404062.
Its totient is φ = 1404060.
The previous prime is 1404059. The next prime is 1404071. The reversal of 1404061 is 1604041.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 988036 + 416025 = 994^2 + 645^2
It is a cyclic number.
It is not a de Polignac number, because 1404061 - 21 = 1404059 is a prime.
Together with 1404059, it forms a pair of twin primes.
1404061 is a lucky number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1404071) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 702030 + 702031.
It is an arithmetic number, because the mean of its divisors is an integer number (702031).
21404061 is an apocalyptic number.
It is an amenable number.
1404061 is a deficient number, since it is larger than the sum of its proper divisors (1).
1404061 is an equidigital number, since it uses as much as digits as its factorization.
1404061 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 1404061 is about 1184.9307996672.
The cubic root of 1404061 is about 111.9769563561.
The spelling of 1404061 in words is "one million, four hundred four thousand, sixty-one".