1375117 has 2 divisors, whose sum is σ = 1375118. Its totient is φ = 1375116.

The previous prime is 1375111. The next prime is 1375133. The reversal of 1375117 is 7115731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1028196 + 346921 = 1014^2 + 589^2 .

It is a cyclic number.

It is not a de Polignac number, because 1375117 - 2³ = 1375109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1375091 and 1375100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1375111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 687558 + 687559.

It is an arithmetic number, because the mean of its divisors is an integer number (687559).

2^1375117 is an apocalyptic number.

It is an amenable number.

1375117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1375117 is an equidigital number, since it uses as much as digits as its factorization.

1375117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 735, while the sum is 25.

The square root of 1375117 is about 1172.6538278623. The cubic root of 1375117 is about 111.2021584471.

The spelling of 1375117 in words is "one million, three hundred seventy-five thousand, one hundred seventeen".