1343343540 has 96 divisors (see below), whose sum is σ = 4689506304. Its totient is φ = 279135360.

The previous prime is 1343343517. The next prime is 1343343569. The reversal of 1343343540 is 453433431.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1343343498 and 1343343507.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 140764 + ... + 150003.

It is an arithmetic number, because the mean of its divisors is an integer number (48849024).

Almost surely, 2^1343343540 is an apocalyptic number.

1343343540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1343343540 is an abundant number, since it is smaller than the sum of its proper divisors (3346162764).

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

1343343540 is a wasteful number, since it uses less digits than its factorization.

1343343540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290797 (or 290795 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 30.

The square root of 1343343540 is about 36651.6512588451. The cubic root of 1343343540 is about 1103.3899663542.

Adding to 1343343540 its reverse (453433431), we get a palindrome (1796776971).

The spelling of 1343343540 in words is "one billion, three hundred forty-three million, three hundred forty-three thousand, five hundred forty".