45454120 has 32 divisors (see below), whose sum is σ = 103511520. Its totient is φ = 17961280.

The previous prime is 45454111. The next prime is 45454121. The reversal of 45454120 is 2145454.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (45454121) 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, 3526 + ... + 10165.

It is an arithmetic number, because the mean of its divisors is an integer number (3234735).

Almost surely, 2^45454120 is an apocalyptic number.

45454120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45454120 is an abundant number, since it is smaller than the sum of its proper divisors (58057400).

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

45454120 is a wasteful number, since it uses less digits than its factorization.

45454120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13785 (or 13781 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 45454120 is about 6741.9670720050. The cubic root of 45454120 is about 356.8818142736.

Adding to 45454120 its reverse (2145454), we get a palindrome (47599574).

The spelling of 45454120 in words is "forty-five million, four hundred fifty-four thousand, one hundred twenty".