1120404231145 has 8 divisors (see below), whose sum is σ = 1344677821704. Its totient is φ = 896194888704.

The previous prime is 1120404231139. The next prime is 1120404231211. The reversal of 1120404231145 is 5411324040211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4026029401 + 1116378201744 = 63451^2 + 1056588^2 .

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 1120404231145 - 2¹³ = 1120404222953 is a prime.

It is a super-2 number, since 2×1120404231145² (a number of 25 digits) contains 22 as substring.

It is a Duffinian 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, 16023654 + ... + 16093423.

It is an arithmetic number, because the mean of its divisors is an integer number (168084727713).

Almost surely, 2^{1120404231145} is an apocalyptic number.

It is an amenable number.

1120404231145 is a deficient number, since it is larger than the sum of its proper divisors (224273590559).

1120404231145 is an equidigital number, since it uses as much as digits as its factorization.

1120404231145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32124059.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 1120404231145 its reverse (5411324040211), we get a palindrome (6531728271356).

The spelling of 1120404231145 in words is "one trillion, one hundred twenty billion, four hundred four million, two hundred thirty-one thousand, one hundred forty-five".