1153120112005 has 8 divisors (see below), whose sum is σ = 1387229638392. Its totient is φ = 920172420288.

The previous prime is 1153120111981. The next prime is 1153120112057. The reversal of 1153120112005 is 5002110213511.

It can be written as a sum of positive squares in 4 ways, for example, as 1467043204 + 1151653068801 = 38302^2 + 1073151^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1153120112005 is a prime.

It is a Duffinian 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, 290456482 + ... + 290460451.

It is an arithmetic number, because the mean of its divisors is an integer number (173403704799).

Almost surely, 2^{1153120112005} is an apocalyptic number.

It is an amenable number.

1153120112005 is a deficient number, since it is larger than the sum of its proper divisors (234109526387).

1153120112005 is an equidigital number, since it uses as much as digits as its factorization.

1153120112005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580917335.

The product of its (nonzero) digits is 300, while the sum is 22.

Adding to 1153120112005 its reverse (5002110213511), we get a palindrome (6155230325516).

The spelling of 1153120112005 in words is "one trillion, one hundred fifty-three billion, one hundred twenty million, one hundred twelve thousand, five".