11261027217 has 32 divisors (see below), whose sum is σ = 17991429120. Its totient is φ = 6184537920.

The previous prime is 11261027213. The next prime is 11261027257. The reversal of 11261027217 is 71272016211.

It is not a de Polignac number, because 11261027217 - 2² = 11261027213 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11261027213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 376018 + ... + 404859.

It is an arithmetic number, because the mean of its divisors is an integer number (562232160).

Almost surely, 2^11261027217 is an apocalyptic number.

It is an amenable number.

11261027217 is a deficient number, since it is larger than the sum of its proper divisors (6730401903).

11261027217 is a wasteful number, since it uses less digits than its factorization.

11261027217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780933.

The product of its (nonzero) digits is 2352, while the sum is 30.

The spelling of 11261027217 in words is "eleven billion, two hundred sixty-one million, twenty-seven thousand, two hundred seventeen".