1011121153 has 8 divisors (see below), whose sum is σ = 1171843200. Its totient is φ = 854468160.

The previous prime is 1011121151. The next prime is 1011121159. The reversal of 1011121153 is 3511211101.

It is a happy number.

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

It is not a de Polignac number, because 1011121153 - 2¹ = 1011121151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011121151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1016728 + ... + 1017721.

It is an arithmetic number, because the mean of its divisors is an integer number (146480400).

Almost surely, 2^1011121153 is an apocalyptic number.

It is an amenable number.

1011121153 is a deficient number, since it is larger than the sum of its proper divisors (160722047).

1011121153 is an equidigital number, since it uses as much as digits as its factorization.

1011121153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034527.

The product of its (nonzero) digits is 30, while the sum is 16.

The square root of 1011121153 is about 31798.1312815706. The cubic root of 1011121153 is about 1003.6933930537.

Adding to 1011121153 its reverse (3511211101), we get a palindrome (4522332254).

The spelling of 1011121153 in words is "one billion, eleven million, one hundred twenty-one thousand, one hundred fifty-three".