1130434450 has 48 divisors (see below), whose sum is σ = 2223205920. Its totient is φ = 426453120.

The previous prime is 1130434447. The next prime is 1130434451. The reversal of 1130434450 is 544340311.

It is a super-3 number, since 3×1130434450³ (a number of 28 digits) contains 333 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (1130434451) by changing a digit.

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, 218797 + ... + 223903.

It is an arithmetic number, because the mean of its divisors is an integer number (46316790).

Almost surely, 2^1130434450 is an apocalyptic number.

1130434450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1130434450 is a deficient number, since it is larger than the sum of its proper divisors (1092771470).

1130434450 is a wasteful number, since it uses less digits than its factorization.

1130434450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5371 (or 5366 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1130434450 is about 33621.9340609668. The cubic root of 1130434450 is about 1041.7139053422.

Adding to 1130434450 its reverse (544340311), we get a palindrome (1674774761).

It can be divided in two parts, 11304 and 34450, that added together give a palindrome (45754).

The spelling of 1130434450 in words is "one billion, one hundred thirty million, four hundred thirty-four thousand, four hundred fifty".