1240411043223 has 40 divisors (see below), whose sum is σ = 2026079603856. Its totient is φ = 750027859200.

The previous prime is 1240411043213. The next prime is 1240411043239. The reversal of 1240411043223 is 3223401140421.

1240411043223 is a `hidden beast` number, since 1 + 24 + 0 + 411 + 0 + 4 + 3 + 223 = 666.

It is not a de Polignac number, because 1240411043223 - 2²¹ = 1240408946071 is a prime.

It is a super-2 number, since 2×1240411043223² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1240411043213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1221768 + ... + 1993373.

Almost surely, 2^{1240411043223} is an apocalyptic number.

1240411043223 is a deficient number, since it is larger than the sum of its proper divisors (785668560633).

1240411043223 is a wasteful number, since it uses less digits than its factorization.

1240411043223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3215597 (or 3215588 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1240411043223 its reverse (3223401140421), we get a palindrome (4463812183644).

The spelling of 1240411043223 in words is "one trillion, two hundred forty billion, four hundred eleven million, forty-three thousand, two hundred twenty-three".