1340616503 has 8 divisors (see below), whose sum is σ = 1370377008. Its totient is φ = 1311021504.

The previous prime is 1340616493. The next prime is 1340616539. The reversal of 1340616503 is 3056160431.

It is a happy number.

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 1340616503 - 2⁶ = 1340616439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340616593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24926 + ... + 57467.

It is an arithmetic number, because the mean of its divisors is an integer number (171297126).

Almost surely, 2^1340616503 is an apocalyptic number.

1340616503 is a deficient number, since it is larger than the sum of its proper divisors (29760505).

1340616503 is an equidigital number, since it uses as much as digits as its factorization.

1340616503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82753.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 1340616503 is about 36614.4302563894. The cubic root of 1340616503 is about 1102.6428197531.

Adding to 1340616503 its reverse (3056160431), we get a palindrome (4396776934).

The spelling of 1340616503 in words is "one billion, three hundred forty million, six hundred sixteen thousand, five hundred three".