11253480 has 64 divisors (see below), whose sum is σ = 38586240. Its totient is φ = 2572032.

The previous prime is 11253469. The next prime is 11253497. The reversal of 11253480 is 8435211.

It is a super-2 number, since 2×11253480² = 253281624220800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 11253480.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5859 + ... + 7538.

It is an arithmetic number, because the mean of its divisors is an integer number (602910).

Almost surely, 2^11253480 is an apocalyptic number.

11253480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11253480 is an abundant number, since it is smaller than the sum of its proper divisors (27332760).

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

11253480 is a wasteful number, since it uses less digits than its factorization.

11253480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13418 (or 13414 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 11253480 is about 3354.6206939086. The cubic root of 11253480 is about 224.0933390771.

Adding to 11253480 its reverse (8435211), we get a palindrome (19688691).

The spelling of 11253480 in words is "eleven million, two hundred fifty-three thousand, four hundred eighty".