1243411141023 has 12 divisors (see below), whose sum is σ = 1796052419928. Its totient is φ = 828934250640.

The previous prime is 1243411141019. The next prime is 1243411141073. The reversal of 1243411141023 is 3201411143421.

It is a happy number.

1243411141023 is a `hidden beast` number, since 1 + 243 + 4 + 1 + 1 + 1 + 410 + 2 + 3 = 666.

It is not a de Polignac number, because 1243411141023 - 2² = 1243411141019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1243411141073) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 857236 + ... + 1794902.

It is an arithmetic number, because the mean of its divisors is an integer number (149671034994).

Almost surely, 2^{1243411141023} is an apocalyptic number.

1243411141023 is a deficient number, since it is larger than the sum of its proper divisors (552641278905).

1243411141023 is a wasteful number, since it uses less digits than its factorization.

1243411141023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085014 (or 1085011 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 1243411141023 its reverse (3201411143421), we get a palindrome (4444822284444).

The spelling of 1243411141023 in words is "one trillion, two hundred forty-three billion, four hundred eleven million, one hundred forty-one thousand, twenty-three".