1415443541123 has 16 divisors (see below), whose sum is σ = 1421171220672. Its totient is φ = 1409732160000.

The previous prime is 1415443541111. The next prime is 1415443541137. The reversal of 1415443541123 is 3211453445141.

It is a cyclic number.

It is not a de Polignac number, because 1415443541123 - 2⁸ = 1415443540867 is a prime.

It is a super-2 number, since 2×1415443541123² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1415443541173) 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 15 ways as a sum of consecutive naturals, for example, 657427415 + ... + 657429567.

It is an arithmetic number, because the mean of its divisors is an integer number (88823201292).

Almost surely, 2^{1415443541123} is an apocalyptic number.

1415443541123 is a deficient number, since it is larger than the sum of its proper divisors (5727679549).

1415443541123 is a wasteful number, since it uses less digits than its factorization.

1415443541123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4846.

The product of its digits is 115200, while the sum is 38.

Adding to 1415443541123 its reverse (3211453445141), we get a palindrome (4626896986264).

The spelling of 1415443541123 in words is "one trillion, four hundred fifteen billion, four hundred forty-three million, five hundred forty-one thousand, one hundred twenty-three".