11012147 has 16 divisors (see below), whose sum is σ = 11999232. Its totient is φ = 10079520.

The previous prime is 11012129. The next prime is 11012167. The reversal of 11012147 is 74121011.

It is not a de Polignac number, because 11012147 - 2¹⁰ = 11011123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11012167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65858 + ... + 66024.

It is an arithmetic number, because the mean of its divisors is an integer number (749952).

Almost surely, 2^11012147 is an apocalyptic number.

11012147 is a deficient number, since it is larger than the sum of its proper divisors (987085).

11012147 is a wasteful number, since it uses less digits than its factorization.

11012147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298.

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 11012147 is about 3318.4555142415. The cubic root of 11012147 is about 222.4798416278.

Adding to 11012147 its reverse (74121011), we get a palindrome (85133158).

The spelling of 11012147 in words is "eleven million, twelve thousand, one hundred forty-seven".