4001043113 has 2 divisors, whose sum is σ = 4001043114. Its totient is φ = 4001043112.

The previous prime is 4001043103. The next prime is 4001043121. The reversal of 4001043113 is 3113401004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3989564569 + 11478544 = 63163^2 + 3388^2 .

It is a cyclic number.

It is not a de Polignac number, because 4001043113 - 2¹⁶ = 4000977577 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4001043091 and 4001043100.

It is not a weakly prime, because it can be changed into another prime (4001043103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000521556 + 2000521557.

It is an arithmetic number, because the mean of its divisors is an integer number (2000521557).

Almost surely, 2^4001043113 is an apocalyptic number.

It is an amenable number.

4001043113 is a deficient number, since it is larger than the sum of its proper divisors (1).

4001043113 is an equidigital number, since it uses as much as digits as its factorization.

4001043113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 4001043113 is about 63253.7991981509. The cubic root of 4001043113 is about 1587.5390265314.

Adding to 4001043113 its reverse (3113401004), we get a palindrome (7114444117).

The spelling of 4001043113 in words is "four billion, one million, forty-three thousand, one hundred thirteen".