45343120 has 80 divisors (see below), whose sum is σ = 115885440. Its totient is φ = 16422912.

The previous prime is 45343117. The next prime is 45343157. The reversal of 45343120 is 2134354.

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

It is a junction number, because it is equal to n+sod(n) for n = 45343091 and 45343100.

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, 34312 + ... + 35608.

It is an arithmetic number, because the mean of its divisors is an integer number (1448568).

Almost surely, 2^45343120 is an apocalyptic number.

45343120 is a gapful number since it is divisible by the number (40) 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 45343120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57942720).

45343120 is an abundant number, since it is smaller than the sum of its proper divisors (70542320).

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

45343120 is a wasteful number, since it uses less digits than its factorization.

45343120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352 (or 1346 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 45343120 is about 6733.7300213181. The cubic root of 45343120 is about 356.5910729634.

Adding to 45343120 its reverse (2134354), we get a palindrome (47477474).

The spelling of 45343120 in words is "forty-five million, three hundred forty-three thousand, one hundred twenty".