1120147 has 8 divisors (see below), whose sum is σ = 1355616. Its totient is φ = 903552.

The previous prime is 1120121. The next prime is 1120153. The reversal of 1120147 is 7410211.

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 1120147 - 2⁷ = 1120019 is a prime.

It is a Duffinian number.

1120147 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1120147.

It is not an unprimeable number, because it can be changed into a prime (1120157) 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, 4588 + ... + 4825.

It is an arithmetic number, because the mean of its divisors is an integer number (169452).

2^1120147 is an apocalyptic number.

1120147 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1120147 is a deficient number, since it is larger than the sum of its proper divisors (235469).

1120147 is an equidigital number, since it uses as much as digits as its factorization.

1120147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9437.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 1120147 is about 1058.3699731190. The cubic root of 1120147 is about 103.8544252706.

Adding to 1120147 its reverse (7410211), we get a palindrome (8530358).

Subtracting 1120147 from its reverse (7410211), we obtain a square (6290064 = 2508²).

The spelling of 1120147 in words is "one million, one hundred twenty thousand, one hundred forty-seven".