1310211340 has 24 divisors (see below), whose sum is σ = 2752127280. Its totient is φ = 523954368.

The previous prime is 1310211317. The next prime is 1310211341. The reversal of 1310211340 is 431120131.

It is not an unprimeable number, because it can be changed into a prime (1310211341) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 141699 + ... + 150661.

It is an arithmetic number, because the mean of its divisors is an integer number (114671970).

Almost surely, 2^1310211340 is an apocalyptic number.

1310211340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1310211340 is an abundant number, since it is smaller than the sum of its proper divisors (1441915940).

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

1310211340 is a wasteful number, since it uses less digits than its factorization.

1310211340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16281 (or 16279 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1310211340 is about 36196.8415749220. The cubic root of 1310211340 is about 1094.2430191372.

Adding to 1310211340 its reverse (431120131), we get a palindrome (1741331471).

It can be divided in two parts, 13102 and 11340, that added together give a palindrome (24442).

The spelling of 1310211340 in words is "one billion, three hundred ten million, two hundred eleven thousand, three hundred forty".