1340614145 has 16 divisors (see below), whose sum is σ = 1733250960. Its totient is φ = 989554944.

The previous prime is 1340614073. The next prime is 1340614151. The reversal of 1340614145 is 5414160431.

It can be written as a sum of positive squares in 8 ways, for example, as 541696 + 1340072449 = 736^2 + 36607^2 .

It is a cyclic number.

It is not a de Polignac number, because 1340614145 - 2²⁶ = 1273505281 is a prime.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 272447 + ... + 277323.

It is an arithmetic number, because the mean of its divisors is an integer number (108328185).

Almost surely, 2^1340614145 is an apocalyptic number.

It is an amenable number.

1340614145 is a deficient number, since it is larger than the sum of its proper divisors (392636815).

1340614145 is a wasteful number, since it uses less digits than its factorization.

1340614145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9124.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1340614145 is about 36614.3980559561. The cubic root of 1340614145 is about 1102.6421732760.

Adding to 1340614145 its reverse (5414160431), we get a palindrome (6754774576).

The spelling of 1340614145 in words is "one billion, three hundred forty million, six hundred fourteen thousand, one hundred forty-five".