2012546154 has 16 divisors (see below), whose sum is σ = 4025889792. Its totient is φ = 670715808.

The previous prime is 2012546141. The next prime is 2012546171. The reversal of 2012546154 is 4516452102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2542 + ... + 63494.

It is an arithmetic number, because the mean of its divisors is an integer number (251618112).

Almost surely, 2^2012546154 is an apocalyptic number.

2012546154 is an abundant number, since it is smaller than the sum of its proper divisors (2013343638).

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

2012546154 is a wasteful number, since it uses less digits than its factorization.

2012546154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66461.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 2012546154 is about 44861.4105217391. The cubic root of 2012546154 is about 1262.5500874028.

Adding to 2012546154 its reverse (4516452102), we get a palindrome (6528998256).

The spelling of 2012546154 in words is "two billion, twelve million, five hundred forty-six thousand, one hundred fifty-four".