1120013155 has 4 divisors (see below), whose sum is σ = 1344015792. Its totient is φ = 896010520.

The previous prime is 1120013101. The next prime is 1120013201. The reversal of 1120013155 is 5513100211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5513100211 = 19 ⋅290163169.

It is not a de Polignac number, because 1120013155 - 2¹⁷ = 1119882083 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112001311 + ... + 112001320.

It is an arithmetic number, because the mean of its divisors is an integer number (336003948).

Almost surely, 2^1120013155 is an apocalyptic number.

1120013155 is a deficient number, since it is larger than the sum of its proper divisors (224002637).

1120013155 is an equidigital number, since it uses as much as digits as its factorization.

1120013155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224002636.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 1120013155 is about 33466.5976011904. The cubic root of 1120013155 is about 1038.5028862626.

Adding to 1120013155 its reverse (5513100211), we get a palindrome (6633113366).

The spelling of 1120013155 in words is "one billion, one hundred twenty million, thirteen thousand, one hundred fifty-five".