45148012 has 108 divisors (see below), whose sum is σ = 105144480. Its totient is φ = 16877952.

The previous prime is 45147959. The next prime is 45148013. The reversal of 45148012 is 21084154.

It is not an unprimeable number, because it can be changed into a prime (45148013) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 960573 + ... + 960619.

It is an arithmetic number, because the mean of its divisors is an integer number (973560).

Almost surely, 2^45148012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45148012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52572240).

45148012 is an abundant number, since it is smaller than the sum of its proper divisors (59996468).

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

45148012 is a wasteful number, since it uses less digits than its factorization.

45148012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120 (or 98 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

The square root of 45148012 is about 6719.2270388788. The cubic root of 45148012 is about 356.0788761809.

The spelling of 45148012 in words is "forty-five million, one hundred forty-eight thousand, twelve".