1201835 has 8 divisors (see below), whose sum is σ = 1452336. Its totient is φ = 954720.

The previous prime is 1201829. The next prime is 1201841. The reversal of 1201835 is 5381021.

It is an interprime number because it is at equal distance from previous prime (1201829) and next prime (1201841).

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

It is not a de Polignac number, because 1201835 - 2¹⁰ = 1200811 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

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, 20 + ... + 1550.

It is an arithmetic number, because the mean of its divisors is an integer number (181542).

2^1201835 is an apocalyptic number.

1201835 is a deficient number, since it is larger than the sum of its proper divisors (250501).

1201835 is a wasteful number, since it uses less digits than its factorization.

1201835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1693.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1201835 is about 1096.2823541406. The cubic root of 1201835 is about 106.3199954008.

Adding to 1201835 its reverse (5381021), we get a palindrome (6582856).

The spelling of 1201835 in words is "one million, two hundred one thousand, eight hundred thirty-five".