1125399076 has 12 divisors (see below), whose sum is σ = 2032979200. Its totient is φ = 544547880.

The previous prime is 1125399073. The next prime is 1125399101. The reversal of 1125399076 is 6709935211.

It is not an unprimeable number, because it can be changed into a prime (1125399073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4537776 + ... + 4538023.

Almost surely, 2^1125399076 is an apocalyptic number.

It is an amenable number.

1125399076 is a deficient number, since it is larger than the sum of its proper divisors (907580124).

1125399076 is a wasteful number, since it uses less digits than its factorization.

1125399076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9075834 (or 9075832 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 43.

The square root of 1125399076 is about 33546.9682087666. The cubic root of 1125399076 is about 1040.1648764733.

The spelling of 1125399076 in words is "one billion, one hundred twenty-five million, three hundred ninety-nine thousand, seventy-six".