45102012 has 24 divisors (see below), whose sum is σ = 107686656. Its totient is φ = 14684208.

The previous prime is 45102007. The next prime is 45102017. The reversal of 45102012 is 21020154.

45102012 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 (45102007) and next prime (45102017).

It is a junction number, because it is equal to n+sod(n) for n = 45101982 and 45102000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45102017) 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, 43188 + ... + 44219.

It is an arithmetic number, because the mean of its divisors is an integer number (4486944).

Almost surely, 2^45102012 is an apocalyptic number.

It is an amenable number.

45102012 is an abundant number, since it is smaller than the sum of its proper divisors (62584644).

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

45102012 is a wasteful number, since it uses less digits than its factorization.

45102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87457 (or 87455 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 45102012 is about 6715.8031537561. The cubic root of 45102012 is about 355.9579022728.

Adding to 45102012 its reverse (21020154), we get a palindrome (66122166).

The spelling of 45102012 in words is "forty-five million, one hundred two thousand, twelve".