1342553543 has 16 divisors (see below), whose sum is σ = 1385157120. Its totient is φ = 1300622400.

The previous prime is 1342553507. The next prime is 1342553551. The reversal of 1342553543 is 3453552431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1342553543 - 2¹⁴ = 1342537159 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342553573) 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, 3282323 + ... + 3282731.

It is an arithmetic number, because the mean of its divisors is an integer number (86572320).

Almost surely, 2^1342553543 is an apocalyptic number.

1342553543 is a deficient number, since it is larger than the sum of its proper divisors (42603577).

1342553543 is a wasteful number, since it uses less digits than its factorization.

1342553543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998.

The product of its digits is 108000, while the sum is 35.

The square root of 1342553543 is about 36640.8725742169. The cubic root of 1342553543 is about 1103.1736291167.

The spelling of 1342553543 in words is "one billion, three hundred forty-two million, five hundred fifty-three thousand, five hundred forty-three".