10453520 has 80 divisors (see below), whose sum is σ = 30319488. Its totient is φ = 3256320.

The previous prime is 10453507. The next prime is 10453529. The reversal of 10453520 is 2535401.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 10453492 and 10453501.

It is not an unprimeable number, because it can be changed into a prime (10453529) 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, 5312 + ... + 7008.

Almost surely, 2^10453520 is an apocalyptic number.

10453520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10453520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15159744).

10453520 is an abundant number, since it is smaller than the sum of its proper divisors (19865968).

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

10453520 is a wasteful number, since it uses less digits than its factorization.

10453520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1728 (or 1722 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 10453520 is about 3233.1903748465. The cubic root of 10453520 is about 218.6523678600.

Adding to 10453520 its reverse (2535401), we get a palindrome (12988921).

The spelling of 10453520 in words is "ten million, four hundred fifty-three thousand, five hundred twenty".