1001040421434 has 16 divisors (see below), whose sum is σ = 2002120716672. Its totient is φ = 333673494848.

The previous prime is 1001040421391. The next prime is 1001040421481. The reversal of 1001040421434 is 4341240401001.

It is a Curzon number.

It is an unprimeable number.

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, 1329954 + ... + 1941869.

It is an arithmetic number, because the mean of its divisors is an integer number (125132544792).

Almost surely, 2^{1001040421434} is an apocalyptic number.

1001040421434 is an abundant number, since it is smaller than the sum of its proper divisors (1001080295238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001040421434 is a wasteful number, since it uses less digits than its factorization.

1001040421434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3322821.

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

Adding to 1001040421434 its reverse (4341240401001), we get a palindrome (5342280822435).

The spelling of 1001040421434 in words is "one trillion, one billion, forty million, four hundred twenty-one thousand, four hundred thirty-four".