1130423450 has 48 divisors (see below), whose sum is σ = 2287796280. Its totient is φ = 413061120.

The previous prime is 1130423383. The next prime is 1130423479. The reversal of 1130423450 is 543240311.

It can be written as a sum of positive squares in 12 ways, for example, as 3545689 + 1126877761 = 1883^2 + 33569^2 .

It is a super-3 number, since 3×1130423450³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54086 + ... + 72014.

Almost surely, 2^1130423450 is an apocalyptic number.

1130423450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1130423450 is an abundant number, since it is smaller than the sum of its proper divisors (1157372830).

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

1130423450 is a wasteful number, since it uses less digits than its factorization.

1130423450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18051 (or 18046 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1130423450 is about 33621.7704768800. The cubic root of 1130423450 is about 1041.7105264377.

Adding to 1130423450 its reverse (543240311), we get a palindrome (1673663761).

The spelling of 1130423450 in words is "one billion, one hundred thirty million, four hundred twenty-three thousand, four hundred fifty".