1135210263 has 12 divisors (see below), whose sum is σ = 1663724664. Its totient is φ = 688006000.

The previous prime is 1135210261. The next prime is 1135210273. The reversal of 1135210263 is 3620125311.

It is not a de Polignac number, because 1135210263 - 2¹ = 1135210261 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135210261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1563288 + ... + 1564013.

It is an arithmetic number, because the mean of its divisors is an integer number (138643722).

Almost surely, 2^1135210263 is an apocalyptic number.

1135210263 is a deficient number, since it is larger than the sum of its proper divisors (528514401).

1135210263 is a wasteful number, since it uses less digits than its factorization.

1135210263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3127326 (or 3127315 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 1135210263 is about 33692.8814885281. The cubic root of 1135210263 is about 1043.1788409715.

Adding to 1135210263 its reverse (3620125311), we get a palindrome (4755335574).

The spelling of 1135210263 in words is "one billion, one hundred thirty-five million, two hundred ten thousand, two hundred sixty-three".