1125773500 has 24 divisors (see below), whose sum is σ = 2458690416. Its totient is φ = 450309200.

The previous prime is 1125773489. The next prime is 1125773527. The reversal of 1125773500 is 53775211.

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, 1125274 + ... + 1126273.

It is an arithmetic number, because the mean of its divisors is an integer number (102445434).

Almost surely, 2^1125773500 is an apocalyptic number.

1125773500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1125773500 is an abundant number, since it is smaller than the sum of its proper divisors (1332916916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1125773500 is a wasteful number, since it uses less digits than its factorization.

1125773500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251566 (or 2251554 counting only the distinct ones).

The product of its (nonzero) digits is 7350, while the sum is 31.

The square root of 1125773500 is about 33552.5483383900. The cubic root of 1125773500 is about 1040.2802191158.

The spelling of 1125773500 in words is "one billion, one hundred twenty-five million, seven hundred seventy-three thousand, five hundred".