11253402 has 48 divisors (see below), whose sum is σ = 25543752. Its totient is φ = 3576960.

The previous prime is 11253397. The next prime is 11253433. The reversal of 11253402 is 20435211.

11253402 is a `hidden beast` number, since 11 + 253 + 402 = 666.

11253402 is nontrivially palindromic in base 11.

It can be written as a sum of positive squares in 4 ways, for example, as 7177041 + 4076361 = 2679^2 + 2019^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40488 + ... + 40764.

Almost surely, 2^11253402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11253402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12771876).

11253402 is an abundant number, since it is smaller than the sum of its proper divisors (14290350).

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

11253402 is a wasteful number, since it uses less digits than its factorization.

11253402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383 (or 380 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 11253402 is about 3354.6090681330. The cubic root of 11253402 is about 224.0928213315.

Adding to 11253402 its reverse (20435211), we get a palindrome (31688613).

The spelling of 11253402 in words is "eleven million, two hundred fifty-three thousand, four hundred two".