1317964 has 12 divisors (see below), whose sum is σ = 2321424. Its totient is φ = 654704.

The previous prime is 1317961. The next prime is 1317971. The reversal of 1317964 is 4697131.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1317961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319 + ... + 1654.

It is an arithmetic number, because the mean of its divisors is an integer number (193452).

2^1317964 is an apocalyptic number.

It is an amenable number.

1317964 is a deficient number, since it is larger than the sum of its proper divisors (1003460).

1317964 is a wasteful number, since it uses less digits than its factorization.

1317964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2144 (or 2142 counting only the distinct ones).

The product of its digits is 4536, while the sum is 31.

The square root of 1317964 is about 1148.0261321068. The cubic root of 1317964 is about 109.6397027026.

Adding to 1317964 its product of digits (4536), we get a square (1322500 = 1150²).

The spelling of 1317964 in words is "one million, three hundred seventeen thousand, nine hundred sixty-four".