1147064 has 16 divisors (see below), whose sum is σ = 2169600. Its totient is φ = 568512.

The previous prime is 1147051. The next prime is 1147067. The reversal of 1147064 is 4607411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 452 + ... + 1580.

It is an arithmetic number, because the mean of its divisors is an integer number (135600).

2^1147064 is an apocalyptic number.

It is an amenable number.

1147064 is a deficient number, since it is larger than the sum of its proper divisors (1022536).

1147064 is a wasteful number, since it uses less digits than its factorization.

1147064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262 (or 1258 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 1147064 is about 1071.0107375746. The cubic root of 1147064 is about 104.6797194336.

Subtracting from 1147064 its sum of digits (23), we obtain a square (1147041 = 1071²).

The spelling of 1147064 in words is "one million, one hundred forty-seven thousand, sixty-four".