1375964 has 12 divisors (see below), whose sum is σ = 2421888. Its totient is φ = 684000.

The previous prime is 1375951. The next prime is 1375981. The reversal of 1375964 is 4695731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137 + ... + 1664.

It is an arithmetic number, because the mean of its divisors is an integer number (201824).

2^1375964 is an apocalyptic number.

It is an amenable number.

1375964 is a deficient number, since it is larger than the sum of its proper divisors (1045924).

1375964 is a wasteful number, since it uses less digits than its factorization.

1375964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1996 (or 1994 counting only the distinct ones).

The product of its digits is 22680, while the sum is 35.

The square root of 1375964 is about 1173.0149189162. The cubic root of 1375964 is about 111.2249853282.

Subtracting from 1375964 its sum of digits (35), we obtain a square (1375929 = 1173²).

The spelling of 1375964 in words is "one million, three hundred seventy-five thousand, nine hundred sixty-four".