11265251251 has 2 divisors, whose sum is σ = 11265251252. Its totient is φ = 11265251250.

The previous prime is 11265251233. The next prime is 11265251279. The reversal of 11265251251 is 15215256211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11265251251 - 2⁵ = 11265251219 is a prime.

It is not a weakly prime, because it can be changed into another prime (11265251201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5632625625 + 5632625626.

It is an arithmetic number, because the mean of its divisors is an integer number (5632625626).

Almost surely, 2^11265251251 is an apocalyptic number.

11265251251 is a deficient number, since it is larger than the sum of its proper divisors (1).

11265251251 is an equidigital number, since it uses as much as digits as its factorization.

11265251251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6000, while the sum is 31.

The spelling of 11265251251 in words is "eleven billion, two hundred sixty-five million, two hundred fifty-one thousand, two hundred fifty-one".