1011133145 has 8 divisors (see below), whose sum is σ = 1323665280. Its totient is φ = 735369520.

The previous prime is 1011133073. The next prime is 1011133163. The reversal of 1011133145 is 5413311101.

1011133145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-1011133145 is a prime.

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, 9192065 + ... + 9192174.

It is an arithmetic number, because the mean of its divisors is an integer number (165458160).

Almost surely, 2^1011133145 is an apocalyptic number.

It is an amenable number.

1011133145 is a deficient number, since it is larger than the sum of its proper divisors (312532135).

1011133145 is a wasteful number, since it uses less digits than its factorization.

1011133145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18384255.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 1011133145 is about 31798.3198455516. The cubic root of 1011133145 is about 1003.6973610067.

Adding to 1011133145 its reverse (5413311101), we get a palindrome (6424444246).

The spelling of 1011133145 in words is "one billion, eleven million, one hundred thirty-three thousand, one hundred forty-five".