1310416 has 10 divisors (see below), whose sum is σ = 2538962. Its totient is φ = 655200.

The previous prime is 1310399. The next prime is 1310417. The reversal of 1310416 is 6140131.

1310416 = 66² + 67² + ... + 161².

It can be written as a sum of positive squares in only one way, i.e., 1299600 + 10816 = 1140^2 + 104^2 .

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 81901 = 1310416 / (1 + 3 + 1 + 0 + 4 + 1 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 1310416.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40935 + ... + 40966.

2^1310416 is an apocalyptic number.

1310416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1310416 is a deficient number, since it is larger than the sum of its proper divisors (1228546).

1310416 is an equidigital number, since it uses as much as digits as its factorization.

1310416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81909 (or 81903 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1310416 is about 1144.7340302446. The cubic root of 1310416 is about 109.4299991146.

Adding to 1310416 its reverse (6140131), we get a palindrome (7450547).

The spelling of 1310416 in words is "one million, three hundred ten thousand, four hundred sixteen".