1130825500 has 48 divisors (see below), whose sum is σ = 2822549184. Its totient is φ = 387710400.

The previous prime is 1130825497. The next prime is 1130825557. The reversal of 1130825500 is 55280311.

It is a happy number.

It is a super-2 number, since 2×1130825500² = 2557532622900500000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158047 + ... + 165046.

It is an arithmetic number, because the mean of its divisors is an integer number (58803108).

Almost surely, 2^1130825500 is an apocalyptic number.

1130825500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1130825500 is an abundant number, since it is smaller than the sum of its proper divisors (1691723684).

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

1130825500 is a wasteful number, since it uses less digits than its factorization.

1130825500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323119 (or 323107 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 1130825500 is about 33627.7489582636. The cubic root of 1130825500 is about 1041.8340111590.

The spelling of 1130825500 in words is "one billion, one hundred thirty million, eight hundred twenty-five thousand, five hundred".