11225150261 has 8 divisors (see below), whose sum is σ = 12110334264. Its totient is φ = 10343067840.

The previous prime is 11225150231. The next prime is 11225150291. The reversal of 11225150261 is 16205152211.

It is an interprime number because it is at equal distance from previous prime (11225150231) and next prime (11225150291).

It can be written as a sum of positive squares in 4 ways, for example, as 1223950225 + 10001200036 = 34985^2 + 100006^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 11225150261 - 2¹⁰ = 11225149237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11225150261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11225150221) 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, 767870 + ... + 782351.

It is an arithmetic number, because the mean of its divisors is an integer number (1513791783).

Almost surely, 2^11225150261 is an apocalyptic number.

It is an amenable number.

11225150261 is a deficient number, since it is larger than the sum of its proper divisors (885184003).

11225150261 is a wasteful number, since it uses less digits than its factorization.

11225150261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1550791.

The product of its (nonzero) digits is 1200, while the sum is 26.

The spelling of 11225150261 in words is "eleven billion, two hundred twenty-five million, one hundred fifty thousand, two hundred sixty-one".