11226151261 has 8 divisors (see below), whose sum is σ = 12115819520. Its totient is φ = 10340214192.

The previous prime is 11226151231. The next prime is 11226151327. The reversal of 11226151261 is 16215162211.

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 11226151261 - 2¹⁷ = 11226020189 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 (11226151231) 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, 926541 + ... + 938578.

It is an arithmetic number, because the mean of its divisors is an integer number (1514477440).

Almost surely, 2^11226151261 is an apocalyptic number.

It is an amenable number.

11226151261 is a deficient number, since it is larger than the sum of its proper divisors (889668259).

11226151261 is a wasteful number, since it uses less digits than its factorization.

11226151261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1865595.

The product of its digits is 1440, while the sum is 28.

The spelling of 11226151261 in words is "eleven billion, two hundred twenty-six million, one hundred fifty-one thousand, two hundred sixty-one".