1534128343 has 12 divisors (see below), whose sum is σ = 1766319048. Its totient is φ = 1321255440.

The previous prime is 1534128319. The next prime is 1534128353. The reversal of 1534128343 is 3438214351.

It is not a de Polignac number, because 1534128343 - 2¹³ = 1534120151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1534128299 and 1534128308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1534128353) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189196 + ... + 197137.

It is an arithmetic number, because the mean of its divisors is an integer number (147193254).

Almost surely, 2^1534128343 is an apocalyptic number.

1534128343 is a deficient number, since it is larger than the sum of its proper divisors (232190705).

1534128343 is a wasteful number, since it uses less digits than its factorization.

1534128343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386382 (or 386363 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 1534128343 is about 39167.9504569744. The cubic root of 1534128343 is about 1153.3308205383.

The spelling of 1534128343 in words is "one billion, five hundred thirty-four million, one hundred twenty-eight thousand, three hundred forty-three".