4001004701051 has 2 divisors, whose sum is σ = 4001004701052. Its totient is φ = 4001004701050.

The previous prime is 4001004701027. The next prime is 4001004701123. The reversal of 4001004701051 is 1501074001004.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4001004701051 - 2³⁸ = 3726126794107 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4001004701651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000502350525 + 2000502350526.

It is an arithmetic number, because the mean of its divisors is an integer number (2000502350526).

Almost surely, 2^{4001004701051} is an apocalyptic number.

4001004701051 is a deficient number, since it is larger than the sum of its proper divisors (1).

4001004701051 is an equidigital number, since it uses as much as digits as its factorization.

4001004701051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 560, while the sum is 23.

Adding to 4001004701051 its reverse (1501074001004), we get a palindrome (5502078702055).

The spelling of 4001004701051 in words is "four trillion, one billion, four million, seven hundred one thousand, fifty-one".