1263235 has 8 divisors (see below), whose sum is σ = 1521936. Its totient is φ = 1006560.

The previous prime is 1263209. The next prime is 1263239. The reversal of 1263235 is 5323621.

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

It is not a de Polignac number, because 1263235 - 2⁷ = 1263107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1263239) 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, 2065 + ... + 2605.

It is an arithmetic number, because the mean of its divisors is an integer number (190242).

2^1263235 is an apocalyptic number.

1263235 is a deficient number, since it is larger than the sum of its proper divisors (258701).

1263235 is an equidigital number, since it uses as much as digits as its factorization.

1263235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013.

The product of its digits is 1080, while the sum is 22.

The square root of 1263235 is about 1123.9372758299. The cubic root of 1263235 is about 108.1005864446.

Adding to 1263235 its reverse (5323621), we get a palindrome (6586856).

The spelling of 1263235 in words is "one million, two hundred sixty-three thousand, two hundred thirty-five".