11251602 has 32 divisors (see below), whose sum is σ = 25263360. Its totient is φ = 3711600.

The previous prime is 11251601. The next prime is 11251609. The reversal of 11251602 is 20615211.

11251602 is a `hidden beast` number, since 1 + 12 + 51 + 602 = 666.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11251601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4423 + ... + 6485.

It is an arithmetic number, because the mean of its divisors is an integer number (789480).

Almost surely, 2^11251602 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11251602, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12631680).

11251602 is an abundant number, since it is smaller than the sum of its proper divisors (14011758).

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

11251602 is a wasteful number, since it uses less digits than its factorization.

11251602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2175 (or 2169 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 11251602 is about 3354.3407698086. The cubic root of 11251602 is about 224.0808726903.

Adding to 11251602 its reverse (20615211), we get a palindrome (31866813).

The spelling of 11251602 in words is "eleven million, two hundred fifty-one thousand, six hundred two".