1040121404043 has 8 divisors (see below), whose sum is σ = 1447125431808. Its totient is φ = 663265822824.

The previous prime is 1040121404041. The next prime is 1040121404083. The reversal of 1040121404043 is 3404041210401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1040121404043 - 2¹ = 1040121404041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1040121404041) 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 7 ways as a sum of consecutive naturals, for example, 7537111555 + ... + 7537111692.

It is an arithmetic number, because the mean of its divisors is an integer number (180890678976).

Almost surely, 2^{1040121404043} is an apocalyptic number.

1040121404043 is a deficient number, since it is larger than the sum of its proper divisors (407004027765).

1040121404043 is a wasteful number, since it uses less digits than its factorization.

1040121404043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15074223273.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1040121404043 its reverse (3404041210401), we get a palindrome (4444162614444).

The spelling of 1040121404043 in words is "one trillion, forty billion, one hundred twenty-one million, four hundred four thousand, forty-three".