4031000641 has 2 divisors, whose sum is σ = 4031000642. Its totient is φ = 4031000640.

The previous prime is 4031000629. The next prime is 4031000653. The reversal of 4031000641 is 1460001304.

4031000641 = T₅₁₈₃₈ + T₅₁₈₃₉ + T₅₁₈₄₀.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (4031000629) and next prime (4031000653).

It can be written as a sum of positive squares in only one way, i.e., 3819734416 + 211266225 = 61804^2 + 14535^2 .

It is a cyclic number.

It is not a de Polignac number, because 4031000641 - 2¹¹ = 4030998593 is a prime.

It is not a weakly prime, because it can be changed into another prime (4031000681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2015500320 + 2015500321.

It is an arithmetic number, because the mean of its divisors is an integer number (2015500321).

Almost surely, 2^4031000641 is an apocalyptic number.

4031000641 is the 51840-th centered triangular number.

It is an amenable number.

4031000641 is a deficient number, since it is larger than the sum of its proper divisors (1).

4031000641 is an equidigital number, since it uses as much as digits as its factorization.

4031000641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 4031000641 is about 63490.1617654263. The cubic root of 4031000641 is about 1591.4913740576.

Adding to 4031000641 its reverse (1460001304), we get a palindrome (5491001945).

The spelling of 4031000641 in words is "four billion, thirty-one million, six hundred forty-one", and thus it is an aban number.