1375312 has 20 divisors (see below), whose sum is σ = 2728000. Its totient is φ = 671328.

The previous prime is 1375307. The next prime is 1375313. The reversal of 1375312 is 2135731.

1375312 is nontrivially palindromic in base 7.

It is a pancake number, because a pancake can be divided into 1375312 parts by 1658 straight cuts.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1375313) 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, 312 + ... + 1687.

It is an arithmetic number, because the mean of its divisors is an integer number (136400).

2^1375312 is an apocalyptic number.

It is an amenable number.

1375312 is a deficient number, since it is larger than the sum of its proper divisors (1352688).

1375312 is a wasteful number, since it uses less digits than its factorization.

1375312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2050 (or 2044 counting only the distinct ones).

The product of its digits is 630, while the sum is 22.

The square root of 1375312 is about 1172.7369696569. The cubic root of 1375312 is about 111.2074145807.

The spelling of 1375312 in words is "one million, three hundred seventy-five thousand, three hundred twelve".