1352134123 has 4 divisors (see below), whose sum is σ = 1353374568. Its totient is φ = 1350893680.

The previous prime is 1352134103. The next prime is 1352134129. The reversal of 1352134123 is 3214312531.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1352134123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1352134129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 618586 + ... + 620767.

It is an arithmetic number, because the mean of its divisors is an integer number (338343642).

Almost surely, 2^1352134123 is an apocalyptic number.

1352134123 is a deficient number, since it is larger than the sum of its proper divisors (1240445).

1352134123 is a wasteful number, since it uses less digits than its factorization.

1352134123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240444.

The product of its digits is 2160, while the sum is 25.

The square root of 1352134123 is about 36771.3764088319. The cubic root of 1352134123 is about 1105.7915264115.

Adding to 1352134123 its reverse (3214312531), we get a palindrome (4566446654).

The spelling of 1352134123 in words is "one billion, three hundred fifty-two million, one hundred thirty-four thousand, one hundred twenty-three".