1138835 has 8 divisors (see below), whose sum is σ = 1373760. Its totient is φ = 906304.

The previous prime is 1138831. The next prime is 1138849. The reversal of 1138835 is 5388311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1138835 - 2² = 1138831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1138798 and 1138807.

It is not an unprimeable number, because it can be changed into a prime (1138831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 719 + ... + 1671.

It is an arithmetic number, because the mean of its divisors is an integer number (171720).

2^1138835 is an apocalyptic number.

1138835 is a deficient number, since it is larger than the sum of its proper divisors (234925).

1138835 is an equidigital number, since it uses as much as digits as its factorization.

1138835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197.

The product of its digits is 2880, while the sum is 29.

The square root of 1138835 is about 1067.1621245153. The cubic root of 1138835 is about 104.4287954607.

The spelling of 1138835 in words is "one million, one hundred thirty-eight thousand, eight hundred thirty-five".