1403441 has 8 divisors (see below), whose sum is σ = 1529640. Its totient is φ = 1279872.

The previous prime is 1403429. The next prime is 1403443. The reversal of 1403441 is 1443041.

It can be written as a sum of positive squares in 4 ways, for example, as 92416 + 1311025 = 304^2 + 1145^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1403441 - 2⁶ = 1403377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1403443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551 + ... + 1763.

It is an arithmetic number, because the mean of its divisors is an integer number (191205).

2^1403441 is an apocalyptic number.

It is an amenable number.

1403441 is a deficient number, since it is larger than the sum of its proper divisors (126199).

1403441 is a wasteful number, since it uses less digits than its factorization.

1403441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1403441 is about 1184.6691521264. The cubic root of 1403441 is about 111.9604718077.

Adding to 1403441 its reverse (1443041), we get a palindrome (2846482).

The spelling of 1403441 in words is "one million, four hundred three thousand, four hundred forty-one".