1541043553523 has 16 divisors (see below), whose sum is σ = 1572404918400. Its totient is φ = 1509998730240.

The previous prime is 1541043553519. The next prime is 1541043553529. The reversal of 1541043553523 is 3253553401451.

It is a cyclic number.

It is not a de Polignac number, because 1541043553523 - 2² = 1541043553519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1541043553529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111816893 + ... + 111830673.

It is an arithmetic number, because the mean of its divisors is an integer number (98275307400).

Almost surely, 2^{1541043553523} is an apocalyptic number.

1541043553523 is a deficient number, since it is larger than the sum of its proper divisors (31361364877).

1541043553523 is a wasteful number, since it uses less digits than its factorization.

1541043553523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25102.

The product of its (nonzero) digits is 540000, while the sum is 41.

Adding to 1541043553523 its reverse (3253553401451), we get a palindrome (4794596954974).

The spelling of 1541043553523 in words is "one trillion, five hundred forty-one billion, forty-three million, five hundred fifty-three thousand, five hundred twenty-three".