2041521354 has 64 divisors (see below), whose sum is σ = 4746470400. Its totient is φ = 649200816.

The previous prime is 2041521353. The next prime is 2041521371. The reversal of 2041521354 is 4531251402.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2041521353) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 518437 + ... + 522359.

It is an arithmetic number, because the mean of its divisors is an integer number (74163600).

Almost surely, 2^2041521354 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2041521354, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2373235200).

2041521354 is an abundant number, since it is smaller than the sum of its proper divisors (2704949046).

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

2041521354 is a wasteful number, since it uses less digits than its factorization.

2041521354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4376 (or 4370 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 2041521354 is about 45183.1976956036. The cubic root of 2041521354 is about 1268.5803372861.

Adding to 2041521354 its reverse (4531251402), we get a palindrome (6572772756).

The spelling of 2041521354 in words is "two billion, forty-one million, five hundred twenty-one thousand, three hundred fifty-four".