1125343347 has 16 divisors (see below), whose sum is σ = 1553550240. Its totient is φ = 723727872.

The previous prime is 1125343319. The next prime is 1125343423. The reversal of 1125343347 is 7433435211.

It is a happy number.

It is not a de Polignac number, because 1125343347 - 2⁶ = 1125343283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1125342347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107853 + ... + 117825.

It is an arithmetic number, because the mean of its divisors is an integer number (97096890).

Almost surely, 2^1125343347 is an apocalyptic number.

1125343347 is a deficient number, since it is larger than the sum of its proper divisors (428206893).

1125343347 is a wasteful number, since it uses less digits than its factorization.

1125343347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11302.

The product of its digits is 30240, while the sum is 33.

The square root of 1125343347 is about 33546.1375869116. The cubic root of 1125343347 is about 1040.1477067699.

Adding to 1125343347 its reverse (7433435211), we get a palindrome (8558778558).

The spelling of 1125343347 in words is "one billion, one hundred twenty-five million, three hundred forty-three thousand, three hundred forty-seven".