1170263 has 16 divisors (see below), whose sum is σ = 1342656. Its totient is φ = 1013760.

The previous prime is 1170251. The next prime is 1170271. The reversal of 1170263 is 3620711.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1170263 - 2⁸ = 1170007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1170203) 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 15 ways as a sum of consecutive naturals, for example, 15995 + ... + 16067.

It is an arithmetic number, because the mean of its divisors is an integer number (83916).

2^1170263 is an apocalyptic number.

1170263 is a deficient number, since it is larger than the sum of its proper divisors (172393).

1170263 is a wasteful number, since it uses less digits than its factorization.

1170263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 1170263 is about 1081.7869476011. The cubic root of 1170263 is about 105.3807191681.

Adding to 1170263 its reverse (3620711), we get a palindrome (4790974).

The spelling of 1170263 in words is "one million, one hundred seventy thousand, two hundred sixty-three".