11261604 has 24 divisors (see below), whose sum is σ = 27660640. Its totient is φ = 3556224.

The previous prime is 11261597. The next prime is 11261611. The reversal of 11261604 is 40616211.

It is an interprime number because it is at equal distance from previous prime (11261597) and next prime (11261611).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 24469 + ... + 24924.

Almost surely, 2^11261604 is an apocalyptic number.

It is an amenable number.

11261604 is an abundant number, since it is smaller than the sum of its proper divisors (16399036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11261604 is a wasteful number, since it uses less digits than its factorization.

11261604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49419 (or 49417 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 11261604 is about 3355.8313426035. The cubic root of 11261604 is about 224.1472511818.

Adding to 11261604 its reverse (40616211), we get a palindrome (51877815).

It can be divided in two parts, 112 and 61604, that added together give a palindrome (61716).

The spelling of 11261604 in words is "eleven million, two hundred sixty-one thousand, six hundred four".