1404973 has 2 divisors, whose sum is σ = 1404974. Its totient is φ = 1404972.

The previous prime is 1404961. The next prime is 1404979. The reversal of 1404973 is 3794041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1340964 + 64009 = 1158^2 + 253^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1404973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1404979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 702486 + 702487.

It is an arithmetic number, because the mean of its divisors is an integer number (702487).

2^1404973 is an apocalyptic number.

It is an amenable number.

1404973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1404973 is an equidigital number, since it uses as much as digits as its factorization.

1404973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 1404973 is about 1185.3155697957. The cubic root of 1404973 is about 112.0011957780.

The spelling of 1404973 in words is "one million, four hundred four thousand, nine hundred seventy-three".