1130120445 has 8 divisors (see below), whose sum is σ = 1808192736. Its totient is φ = 602730896.

The previous prime is 1130120417. The next prime is 1130120471. The reversal of 1130120445 is 5440210311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1130120445 - 2⁷ = 1130120317 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37670667 + ... + 37670696.

It is an arithmetic number, because the mean of its divisors is an integer number (226024092).

Almost surely, 2^1130120445 is an apocalyptic number.

1130120445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1130120445 is a deficient number, since it is larger than the sum of its proper divisors (678072291).

1130120445 is an equidigital number, since it uses as much as digits as its factorization.

1130120445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75341371.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1130120445 is about 33617.2640915349. The cubic root of 1130120445 is about 1041.6174428224.

Adding to 1130120445 its reverse (5440210311), we get a palindrome (6570330756).

The spelling of 1130120445 in words is "one billion, one hundred thirty million, one hundred twenty thousand, four hundred forty-five".