1303408 has 10 divisors (see below), whose sum is σ = 2525384. Its totient is φ = 651696.

The previous prime is 1303363. The next prime is 1303409. The reversal of 1303408 is 8043031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40716 + ... + 40747.

2^1303408 is an apocalyptic number.

It is an amenable number.

1303408 is a deficient number, since it is larger than the sum of its proper divisors (1221976).

1303408 is an equidigital number, since it uses as much as digits as its factorization.

1303408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81471 (or 81465 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1303408 is about 1141.6689537690. The cubic root of 1303408 is about 109.2345760351.

Adding to 1303408 its reverse (8043031), we get a palindrome (9346439).

It can be divided in two parts, 1303 and 408, that added together give a triangular number (1711 = T₅₈).

The spelling of 1303408 in words is "one million, three hundred three thousand, four hundred eight".