1380135 has 8 divisors (see below), whose sum is σ = 2208240. Its totient is φ = 736064.

The previous prime is 1380083. The next prime is 1380149. The reversal of 1380135 is 5310831.

It is a happy number.

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 1380135 - 2⁷ = 1380007 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45990 + ... + 46019.

It is an arithmetic number, because the mean of its divisors is an integer number (276030).

2^1380135 is an apocalyptic number.

1380135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1380135 is a deficient number, since it is larger than the sum of its proper divisors (828105).

1380135 is an equidigital number, since it uses as much as digits as its factorization.

1380135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92017.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1380135 is about 1174.7914708577. The cubic root of 1380135 is about 111.3372584781.

Adding to 1380135 its reverse (5310831), we get a palindrome (6690966).

The spelling of 1380135 in words is "one million, three hundred eighty thousand, one hundred thirty-five".