45145032 has 32 divisors (see below), whose sum is σ = 115915200. Its totient is φ = 14641344.

The previous prime is 45145031. The next prime is 45145033. The reversal of 45145032 is 23054154.

45145032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (45145031) and next prime (45145033).

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

It is a junction number, because it is equal to n+sod(n) for n = 45144993 and 45145011.

It is not an unprimeable number, because it can be changed into a prime (45145031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24532 + ... + 26307.

It is an arithmetic number, because the mean of its divisors is an integer number (3622350).

Almost surely, 2^45145032 is an apocalyptic number.

It is an amenable number.

45145032 is an abundant number, since it is smaller than the sum of its proper divisors (70770168).

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

45145032 is a wasteful number, since it uses less digits than its factorization.

45145032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50885 (or 50881 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 45145032 is about 6719.0052835223. The cubic root of 45145032 is about 356.0710416654.

Adding to 45145032 its reverse (23054154), we get a palindrome (68199186).

The spelling of 45145032 in words is "forty-five million, one hundred forty-five thousand, thirty-two".