11091634 has 8 divisors (see below), whose sum is σ = 16698348. Its totient is φ = 5525520.

The previous prime is 11091631. The next prime is 11091643. The reversal of 11091634 is 43619011.

It can be written as a sum of positive squares in 2 ways, for example, as 8850625 + 2241009 = 2975^2 + 1497^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 11091599 and 11091608.

It is not an unprimeable number, because it can be changed into a prime (11091631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9457 + ... + 10564.

Almost surely, 2^11091634 is an apocalyptic number.

11091634 is a deficient number, since it is larger than the sum of its proper divisors (5606714).

11091634 is a wasteful number, since it uses less digits than its factorization.

11091634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20300.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 11091634 is about 3330.4104852105. The cubic root of 11091634 is about 223.0138542339.

The spelling of 11091634 in words is "eleven million, ninety-one thousand, six hundred thirty-four".