2140004434051 has 4 divisors (see below), whose sum is σ = 2334550291704. Its totient is φ = 1945458576400.

The previous prime is 2140004434033. The next prime is 2140004434111. The reversal of 2140004434051 is 1504344000412.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2140004434051 - 2⁷ = 2140004433923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2140004431051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97272928810 + ... + 97272928831.

It is an arithmetic number, because the mean of its divisors is an integer number (583637572926).

Almost surely, 2^{2140004434051} is an apocalyptic number.

2140004434051 is a deficient number, since it is larger than the sum of its proper divisors (194545857653).

2140004434051 is a wasteful number, since it uses less digits than its factorization.

2140004434051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194545857652.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 2140004434051 its reverse (1504344000412), we get a palindrome (3644348434463).

The spelling of 2140004434051 in words is "two trillion, one hundred forty billion, four million, four hundred thirty-four thousand, fifty-one".