11304251263 has 4 divisors (see below), whose sum is σ = 11304839520. Its totient is φ = 11303663008.

The previous prime is 11304251221. The next prime is 11304251351. The reversal of 11304251263 is 36215240311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36215240311 = 3323 ⋅10898357.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11304251263 is a prime.

It is a super-3 number, since 3×11304251263³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11304251663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264295 + ... + 304072.

It is an arithmetic number, because the mean of its divisors is an integer number (2826209880).

Almost surely, 2^11304251263 is an apocalyptic number.

11304251263 is a deficient number, since it is larger than the sum of its proper divisors (588257).

11304251263 is an equidigital number, since it uses as much as digits as its factorization.

11304251263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588256.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 11304251263 its reverse (36215240311), we get a palindrome (47519491574).

The spelling of 11304251263 in words is "eleven billion, three hundred four million, two hundred fifty-one thousand, two hundred sixty-three".