1130556025 has 12 divisors (see below), whose sum is σ = 1404586192. Its totient is φ = 902705040.

The previous prime is 1130556023. The next prime is 1130556041. The reversal of 1130556025 is 5206550311.

It is not a de Polignac number, because 1130556025 - 2¹ = 1130556023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1130555984 and 1130556002.

It is not an unprimeable number, because it can be changed into a prime (1130556023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30159 + ... + 56308.

Almost surely, 2^1130556025 is an apocalyptic number.

It is an amenable number.

1130556025 is a deficient number, since it is larger than the sum of its proper divisors (274030167).

1130556025 is an equidigital number, since it uses as much as digits as its factorization.

1130556025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87000 (or 86995 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 1130556025 is about 33623.7419839018. The cubic root of 1130556025 is about 1041.7512484563.

The spelling of 1130556025 in words is "one billion, one hundred thirty million, five hundred fifty-six thousand, twenty-five".