11453480 has 32 divisors (see below), whose sum is σ = 26373600. Its totient is φ = 4474176.

The previous prime is 11453467. The next prime is 11453489. The reversal of 11453480 is 8435411.

It is a super-2 number, since 2×11453480² = 262364408220800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11453489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1610 + ... + 5049.

It is an arithmetic number, because the mean of its divisors is an integer number (824175).

Almost surely, 2^11453480 is an apocalyptic number.

11453480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11453480 is an abundant number, since it is smaller than the sum of its proper divisors (14920120).

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

11453480 is a wasteful number, since it uses less digits than its factorization.

11453480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6713 (or 6709 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 11453480 is about 3384.2990411605. The cubic root of 11453480 is about 225.4131011623.

Adding to 11453480 its reverse (8435411), we get a palindrome (19888891).

The spelling of 11453480 in words is "eleven million, four hundred fifty-three thousand, four hundred eighty".