1138617 has 10 divisors (see below), whose sum is σ = 1701018. Its totient is φ = 759024.

The previous prime is 1138591. The next prime is 1138637. The reversal of 1138617 is 7168311.

1138617 is a `hidden beast` number, since 11 + 38 + 617 = 666.

It can be written as a sum of positive squares in only one way, i.e., 670761 + 467856 = 819^2 + 684^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1138617 is a prime.

It is a super-3 number, since 3×1138617³ = 4428475495053393339, which contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1138637) 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 in 9 ways as a sum of consecutive naturals, for example, 6948 + ... + 7109.

2^1138617 is an apocalyptic number.

It is an amenable number.

1138617 is a deficient number, since it is larger than the sum of its proper divisors (562401).

1138617 is an equidigital number, since it uses as much as digits as its factorization.

1138617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14069 (or 14060 counting only the distinct ones).

The product of its digits is 1008, while the sum is 27.

The square root of 1138617 is about 1067.0599795700. The cubic root of 1138617 is about 104.4221316536.

The spelling of 1138617 in words is "one million, one hundred thirty-eight thousand, six hundred seventeen".