1971064 has 16 divisors (see below), whose sum is σ = 3796200. Its totient is φ = 958752.

The previous prime is 1971049. The next prime is 1971091. The reversal of 1971064 is 4601791.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3034 + ... + 3625.

2^1971064 is an apocalyptic number.

It is an amenable number.

1971064 is a deficient number, since it is larger than the sum of its proper divisors (1825136).

1971064 is a wasteful number, since it uses less digits than its factorization.

1971064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6702 (or 6698 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 1971064 is about 1403.9458679023. The cubic root of 1971064 is about 125.3815329427.

The spelling of 1971064 in words is "one million, nine hundred seventy-one thousand, sixty-four".