2135405343 has 16 divisors (see below), whose sum is σ = 3118646880. Its totient is φ = 1293659136.

The previous prime is 2135405317. The next prime is 2135405347. The reversal of 2135405343 is 3435045312.

It is not a de Polignac number, because 2135405343 - 2²⁰ = 2134356767 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2135405343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2135405347) 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, 720430 + ... + 723387.

It is an arithmetic number, because the mean of its divisors is an integer number (194915430).

Almost surely, 2^2135405343 is an apocalyptic number.

2135405343 is a deficient number, since it is larger than the sum of its proper divisors (983241537).

2135405343 is a wasteful number, since it uses less digits than its factorization.

2135405343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1443866.

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 2135405343 is about 46210.4462540668. The cubic root of 2135405343 is about 1287.7358161453.

The spelling of 2135405343 in words is "two billion, one hundred thirty-five million, four hundred five thousand, three hundred forty-three".