1340365241 has 16 divisors (see below), whose sum is σ = 1425091200. Its totient is φ = 1257120000.

The previous prime is 1340365231. The next prime is 1340365249. The reversal of 1340365241 is 1425630431.

It is a cyclic number.

It is not a de Polignac number, because 1340365241 - 2¹⁸ = 1340103097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1340365249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1115441 + ... + 1116641.

It is an arithmetic number, because the mean of its divisors is an integer number (89068200).

Almost surely, 2^1340365241 is an apocalyptic number.

It is an amenable number.

1340365241 is a deficient number, since it is larger than the sum of its proper divisors (84725959).

1340365241 is a wasteful number, since it uses less digits than its factorization.

1340365241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1760.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1340365241 is about 36610.9989074322. The cubic root of 1340365241 is about 1102.5739286745.

Adding to 1340365241 its reverse (1425630431), we get a palindrome (2765995672).

The spelling of 1340365241 in words is "one billion, three hundred forty million, three hundred sixty-five thousand, two hundred forty-one".