1340241306 has 32 divisors (see below), whose sum is σ = 2755192128. Its totient is φ = 434315520.

The previous prime is 1340241281. The next prime is 1340241311. The reversal of 1340241306 is 6031420431.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 471666 + ... + 474498.

It is an arithmetic number, because the mean of its divisors is an integer number (86099754).

Almost surely, 2^1340241306 is an apocalyptic number.

1340241306 is an abundant number, since it is smaller than the sum of its proper divisors (1414950822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1340241306 is a wasteful number, since it uses less digits than its factorization.

1340241306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5006.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1340241306 is about 36609.3062758638. The cubic root of 1340241306 is about 1102.5399449742.

Adding to 1340241306 its reverse (6031420431), we get a palindrome (7371661737).

The spelling of 1340241306 in words is "one billion, three hundred forty million, two hundred forty-one thousand, three hundred six".