1318748 has 6 divisors (see below), whose sum is σ = 2307816. Its totient is φ = 659372.

The previous prime is 1318739. The next prime is 1318753. The reversal of 1318748 is 8478131.

It is a congruent number.

It is an unprimeable number.

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, 164840 + ... + 164847.

It is an arithmetic number, because the mean of its divisors is an integer number (384636).

2^1318748 is an apocalyptic number.

It is an amenable number.

1318748 is a deficient number, since it is larger than the sum of its proper divisors (989068).

1318748 is a wasteful number, since it uses less digits than its factorization.

1318748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329691 (or 329689 counting only the distinct ones).

The product of its digits is 5376, while the sum is 32.

The square root of 1318748 is about 1148.3675369846. The cubic root of 1318748 is about 109.6614383718.

The spelling of 1318748 in words is "one million, three hundred eighteen thousand, seven hundred forty-eight".