1815013404141 has 48 divisors (see below), whose sum is σ = 2930819235456. Its totient is φ = 978466756608.

The previous prime is 1815013404119. The next prime is 1815013404199. The reversal of 1815013404141 is 1414043105181.

It is not a de Polignac number, because 1815013404141 - 2¹⁵ = 1815013371373 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1815013404541) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 308100 + ... + 1930013.

It is an arithmetic number, because the mean of its divisors is an integer number (61058734072).

Almost surely, 2^{1815013404141} is an apocalyptic number.

It is an amenable number.

1815013404141 is a deficient number, since it is larger than the sum of its proper divisors (1115805831315).

1815013404141 is a wasteful number, since it uses less digits than its factorization.

1815013404141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2238242 (or 2238219 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 33.

The spelling of 1815013404141 in words is "one trillion, eight hundred fifteen billion, thirteen million, four hundred four thousand, one hundred forty-one".