1343204540 has 36 divisors (see below), whose sum is σ = 2882116776. Its totient is φ = 525832992.

The previous prime is 1343204519. The next prime is 1343204579. The reversal of 1343204540 is 454023431.

It is a super-2 number, since 2×1343204540² = 3608396872553223200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28979 + ... + 59381.

Almost surely, 2^1343204540 is an apocalyptic number.

1343204540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1343204540 is an abundant number, since it is smaller than the sum of its proper divisors (1538912236).

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

1343204540 is a wasteful number, since it uses less digits than its factorization.

1343204540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30506 (or 30457 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 1343204540 is about 36649.7549787171. The cubic root of 1343204540 is about 1103.3519079596.

Adding to 1343204540 its reverse (454023431), we get a palindrome (1797227971).

The spelling of 1343204540 in words is "one billion, three hundred forty-three million, two hundred four thousand, five hundred forty".