1130521250 has 40 divisors (see below), whose sum is σ = 2243741148. Its totient is φ = 425600000.

The previous prime is 1130521241. The next prime is 1130521253. The reversal of 1130521250 is 521250311.

It is a happy number.

It can be written as a sum of positive squares in 10 ways, for example, as 284089 + 1130237161 = 533^2 + 33619^2 .

It is not an unprimeable number, because it can be changed into a prime (1130521253) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5351 + ... + 47850.

Almost surely, 2^1130521250 is an apocalyptic number.

1130521250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1130521250 is a deficient number, since it is larger than the sum of its proper divisors (1113219898).

1130521250 is an equidigital number, since it uses as much as digits as its factorization.

1130521250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53240 (or 53225 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1130521250 is about 33623.2248602064. The cubic root of 1130521250 is about 1041.7405672015.

Adding to 1130521250 its reverse (521250311), we get a palindrome (1651771561).

The spelling of 1130521250 in words is "one billion, one hundred thirty million, five hundred twenty-one thousand, two hundred fifty".