1343128535 has 8 divisors (see below), whose sum is σ = 1842004896. Its totient is φ = 921002400.

The previous prime is 1343128519. The next prime is 1343128543. The reversal of 1343128535 is 5358213431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1343128535 - 2⁴ = 1343128519 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 38375101 = 1343128535 / (1 + 3 + 4 + 3 + 1 + 2 + 8 + 5 + 3 + 5).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1343128495 and 1343128504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19187516 + ... + 19187585.

It is an arithmetic number, because the mean of its divisors is an integer number (230250612).

Almost surely, 2^1343128535 is an apocalyptic number.

1343128535 is a deficient number, since it is larger than the sum of its proper divisors (498876361).

1343128535 is an equidigital number, since it uses as much as digits as its factorization.

1343128535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38375113.

The product of its digits is 43200, while the sum is 35.

The square root of 1343128535 is about 36648.7180539784. The cubic root of 1343128535 is about 1103.3310965738.

The spelling of 1343128535 in words is "one billion, three hundred forty-three million, one hundred twenty-eight thousand, five hundred thirty-five".