1340107530 has 32 divisors (see below), whose sum is σ = 3217221504. Its totient is φ = 357254976.

The previous prime is 1340107519. The next prime is 1340107537. The reversal of 1340107530 is 357010431.

It is a super-3 number, since 3×1340107530³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1340107530.

It is not an unprimeable number, because it can be changed into a prime (1340107537) 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, 188419 + ... + 195401.

It is an arithmetic number, because the mean of its divisors is an integer number (100538172).

Almost surely, 2^1340107530 is an apocalyptic number.

1340107530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340107530 is an abundant number, since it is smaller than the sum of its proper divisors (1877113974).

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

1340107530 is a wasteful number, since it uses less digits than its factorization.

1340107530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13390.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 1340107530 is about 36607.4791538560. The cubic root of 1340107530 is about 1102.5032604631.

Adding to 1340107530 its reverse (357010431), we get a palindrome (1697117961).

The spelling of 1340107530 in words is "one billion, three hundred forty million, one hundred seven thousand, five hundred thirty".