2043315554 has 16 divisors (see below), whose sum is σ = 3504637248. Its totient is φ = 875254032.

The previous prime is 2043315551. The next prime is 2043315569. The reversal of 2043315554 is 4555133402.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2043315554.

It is not an unprimeable number, because it can be changed into a prime (2043315551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8909 + ... + 64544.

It is an arithmetic number, because the mean of its divisors is an integer number (219039828).

Almost surely, 2^2043315554 is an apocalyptic number.

2043315554 is a deficient number, since it is larger than the sum of its proper divisors (1461321694).

2043315554 is a wasteful number, since it uses less digits than its factorization.

2043315554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75449.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 2043315554 is about 45203.0480609439. The cubic root of 2043315554 is about 1268.9518609343.

Adding to 2043315554 its reverse (4555133402), we get a palindrome (6598448956).

The spelling of 2043315554 in words is "two billion, forty-three million, three hundred fifteen thousand, five hundred fifty-four".